Irrigation systems in urban parks

Building design
Modern irrigation systems in an urban park for resource-saving plant care. Image by AxxL from Pixabay

Modern irrigation systems in an urban park for resource-saving plant care. Image by AxxL from Pixabay

In times of climate change and increasing urbanization, efficient irrigation systems for urban green spaces are becoming more and more important. Modern irrigation systems play a key role in preserving the “green lungs” of our cities and conserving resources at the same time. This article looks at the latest developments in the field of intelligent park irrigation and shows how technology is helping to maintain our urban oases sustainably.

Urban parks and green spaces are more than just recreational areas. They fulfill important ecological functions, improve the urban climate and make a significant contribution to the quality of life of residents. However, climate change is presenting urban planners with new challenges: More frequent heatwaves and longer periods of drought are taking their toll on urban trees and plants.

Drought stress and its consequences

The increasing heat and drought are leading to drought stress in many urban trees. This not only weakens the plants, but in the worst case can lead to their death. Every year, thousands of trees fall victim to this stress, which is not only ecologically but also economically problematic.

Water scarcity as an additional challenge

At the same time, water is becoming an increasingly scarce resource. Cities are faced with the task of meeting the water requirements of their green spaces without being wasteful with this precious resource. This is where modern irrigation systems come in.

The answer to these challenges lies in the implementation of intelligent irrigation systems. These systems use the latest technologies to enable needs-based and resource-saving irrigation.

Sensor technology as the basis

At the heart of an efficient irrigation system are sensors that collect real-time data on soil moisture, weather conditions and water consumption. These sensors are strategically placed in the ground and send their data to a central control unit.

Data analysis and automated control

The collected data is analyzed in real time to determine the actual water requirements of the plants. Based on this analysis, the system automatically controls the irrigation. This ensures that the plants receive exactly the amount of water they need – no more and no less.

Precise water distribution

Modern irrigation systems use various techniques for precise water distribution. Drip irrigation, in which the water is directed straight to the roots of the plants, is particularly efficient. This minimizes evaporation losses and prevents overwatering.

Implementing an intelligent irrigation system has numerous benefits that go far beyond simply saving water.

Conservation of resources and cost efficiency

Water consumption can be significantly reduced through demand-based irrigation. Studies show that intelligent systems can save up to 30% water compared to conventional methods. This not only conserves resources, but also reduces operating costs for cities.

Improved plant health

Precise control of the water supply prevents both under- and over-irrigation. This leads to improved plant health and more vigorous growth. Healthy plants are also more resistant to diseases and pests.

Saving working time and increasing efficiency

Automated irrigation systems significantly reduce the amount of manual work required. Gardeners and park keepers can use their time more effectively for other important tasks, such as the maintenance and design of green spaces.

Adaptability to changing conditions

Intelligent systems can adapt flexibly to changing weather conditions. When it rains, watering is automatically reduced or stopped completely, while the water supply is increased during hot spells.

Development in the field of irrigation technology is constantly progressing. Some of the latest innovations promise even more efficient and sustainable solutions for the future.

IoT and smart city integration

The integration of irrigation systems into the Internet of Things (IoT) enables even more precise control and monitoring. Park managers can access data in real time and make adjustments if necessary – even from mobile devices.

AI-powered predictive models

Artificial intelligence is increasingly being used to predict irrigation needs. These systems continuously learn from historical data and can therefore adapt irrigation even more precisely to future conditions.

Sub-surface drip irrigation

Underground drip irrigation is a promising development. Here, the irrigation pipes are laid at a depth of 30 to 40 centimetres. This reduces evaporation even further and protects the system from damage.

Despite the many advantages, cities face a number of challenges when introducing intelligent irrigation systems.

Initial investment costs

Purchasing and installing a smart irrigation system initially requires a higher investment than conventional methods. Cities must weigh these costs against the long-term savings.

Technical complexity

The complexity of modern systems requires trained personnel for installation, maintenance and operation. Cities need to invest in training their staff or bring in external experts.

Integration into existing infrastructure

Implementation in existing parks can be technically challenging. Compromises often have to be found between the optimal placement of sensors and the protection of existing vegetation.

The future of park irrigation promises even more efficient and sustainable solutions. Experts see the following trends:

Integration of renewable energies

Future irrigation systems could increasingly be powered by renewable energies. Solar modules to power pumps and control units are already being tested.

Rainwater harvesting and recirculation systems

The combination of intelligent irrigation with rainwater collection systems and water treatment could further reduce the need for fresh water and lead to a virtually closed water cycle in parks.

Networked green space management systems

The future lies in fully networked systems that integrate not only irrigation, but all aspects of green space management – from plant care to visitor control.

An intelligent irrigation system is more than just a technological gimmick. It is a crucial building block for the sustainable development of our cities. The combination of sensor technology, data analysis and automated control enables resource-saving and efficient maintenance of urban green spaces.

The benefits range from significant water savings to improved plant health and reduced workload. Despite initial challenges during implementation, successful examples from various cities show the enormous potential of this technology.

For urban planners and green space managers, the question is no longer whether an intelligent irrigation system should be introduced, but how it can be implemented and used most effectively. Looking to the future, these systems will play a key role in making our urban green spaces resilient to the challenges of climate change while improving the quality of life in urban areas.

The integration of intelligent irrigation systems into the broader concept of the smart city promises further synergies and efficiency gains. Ultimately, it’s about using technology wisely to make our cities more liveable, sustainable and future-proof. Intelligent park irrigation is an important step in this direction.

Read more about our “Beat the Heat” campaign here.

POTREBBE INTERESSARTI ANCHE

Shared mobility: how digital platforms are redefining public transport

Building design

Shared mobility is becoming increasingly important in the modern city: digital platforms enable residents to use vehicles such as car-sharing cars, e-scooters and bicycles quickly and flexibly. These solutions relieve the burden on cities and contribute to sustainable urban mobility. Matthew Archuleta | Unsplash

Cities today face major challenges when it comes to mobility. Private transport leads to traffic jams, air pollution and land consumption. Shared mobility offers a solution that relies on the shared use of vehicles and thus relieves both the environment and the roads. Digital platforms and apps allow people to use vehicles flexibly without having to own a car. These new mobility models are not only an environmentally friendly alternative, but also an important step towards a more sustainable and liveable city. […]

Cities today face major challenges when it comes to mobility. Private transport leads to traffic jams, air pollution and land consumption. Shared mobility offers a solution that relies on the shared use of vehicles and thus relieves both the environment and the roads. Digital platforms and apps allow people to use vehicles flexibly without having to own a car. These new mobility models are not only an environmentally friendly alternative, but also an important step towards a more sustainable and liveable city.

Fun fact: According to a study by McKinsey, shared mobility solutions could reduce the need for private cars in cities by up to 30% by 2030.

Shared mobility is based on a combination of several technologies that work together seamlessly to provide users with a simple and convenient experience.

Digital platforms

Digital platforms such as Uber, Lyft, Free Now and Share Now connect users and vehicles in real time. These platforms offer features such as booking, payment and route optimization that allow users to use a vehicle immediately and without much effort.

Internet of Things (IoT)

The IoT is an integral part of shared mobility. Vehicles are often equipped with GPS and sensors that report their location and status in real time. This data helps to optimize operations by providing information on availability, maintenance and routes.

Mobile apps

Mobile apps are the main tool through which users access shared mobility services. They enable the booking of rides, payment and provide access to information such as the location of the next available vehicle and estimated arrival times.

Practical example: In Amsterdam, the car-sharing company Share Now uses a platform that provides real-time information on available vehicles and allows users to unlock the cars via an app.

Shared mobility comprises various models that are tailored to the different needs of users.

Car sharing

Car sharing enables users to rent a car for short periods of time. Models such as station-based car sharing (e.g. Zipcar) and free-floating car sharing (e.g. Share Now) offer flexibility and reduce the need for private car ownership.

Bike sharing

Bike sharing systems offer an environmentally friendly alternative for short distances. Users can find and use bikes at special stations or via GPS using an app. This promotes healthy, emission-free mobility.

Ridesharing and ride-hailing

Ridesharing (e.g. BlaBlaCar) and ride-hailing (e.g. Uber) offer users the opportunity to share journeys or order a vehicle with a driver. This optimizes traffic flow and reduces environmental pollution.

Scooter sharing

Electric scooters, which can be rented via an app, have established themselves as a popular option for short journeys. They are space-saving and emission-free and complement other means of transportation in the urban environment.

Practical example: Lime offers scooter sharing in many cities around the world and is a practical solution for the so-called “last mile”, which is often difficult to cover with public transport.

Shared mobility offers numerous advantages that have a positive impact on cities, the environment and users.

Reduction of emissions

As fewer people own their own car, the number of vehicles on the roads is reduced. Shared mobility promotes the use of electric and low-emission vehicles and thus helps to reduce CO₂ emissions.

Less traffic and congestion

When people share vehicles, traffic is reduced. Fewer vehicles on the roads means less congestion, better air quality and an overall more pleasant urban environment.

Lower costs for users

Shared mobility is often cheaper than owning a car, as users only pay for what they actually use. Maintenance, insurance and other fixed costs are eliminated.

Flexible mobility

Shared mobility models offer users a flexible and convenient way to get around without having to worry about finding a parking space or vehicle maintenance.

Expert opinion: According to a study by Deloitte, 55% of millennials prefer shared mobility solutions to owning their own car as they offer flexibility and cost efficiency.

Despite its advantages, shared mobility faces various challenges that need to be overcome.

Infrastructure and space requirements

Shared mobility requires special parking spaces and parking areas for bicycles and scooters, which can lead to conflicts in public spaces. Cities need to provide space for these vehicles without interfering with pedestrian traffic.

Safety concerns

Scooters and bikes can pose a safety risk, especially in busy areas. Accidents and lack of helmet use are common problems that jeopardize the safety of users.

Legal and regulatory issues

The regulation of shared mobility services is complex and varies from city to city. Providers must adhere to local regulations, which can increase operating costs and limit availability.

User acceptance and habits

Although shared mobility offers many advantages, some people still prefer to own their own car. It takes time and education to increase the acceptance of shared mobility solutions.

Example: In San Francisco, the rapid growth of scooter sharing has led to problems with poorly parked scooters on sidewalks, resulting in complaints from citizens and the need for stricter regulations.

Amsterdam: Car sharing integration with public transport

In Amsterdam, car sharing providers work closely with public transport to offer integrated mobility solutions. Users can use car-sharing vehicles as a supplement to public transport and thus increase flexibility.

San Francisco: Scooter sharing

San Francisco has successfully integrated scooter sharing and introduced strict regulations to ensure that the vehicles are parked properly and the safety of users is guaranteed.

Copenhagen: Bikesharing

Copenhagen, known as a bike-friendly city, has developed a comprehensive bike-sharing program that is used by locals and tourists alike. This has reduced the use of cars in the city center.

The future of shared mobility will be shaped by the integration of new technologies and business models.

  1. Autonomous driving: Autonomous vehicles could make shared mobility even more efficient and safer as they are continuously available and can move autonomously.
  2. Artificial intelligence (AI): AI can help to better manage traffic flows and vehicle availability in order to maximize efficiency and adapt the service to the needs of users.
  3. Mobility as a Service (MaaS): MaaS platforms combine different modes of transportation in a single app that integrates all mobility services from public transport to car sharing and offers a seamless user experience.
  4. Sustainability and electric drives: The introduction of electric shared mobility vehicles will help reduce emissions and improve air quality in cities.

Future outlook: A pilot project in Helsinki is testing autonomous, electric car sharing vehicles that can be booked via a MaaS app and offer users a complete, sustainable mobility solution.

Shared mobility is fundamentally changing the way people travel in cities. Through the use of digital platforms and innovative business models, it offers a sustainable alternative to private car ownership and contributes to solving urban challenges. Despite the challenges, particularly in terms of infrastructure and user acceptance, it is clear that shared mobility has the potential to make urban mobility more efficient, environmentally friendly and flexible.

Concluding thought: Shared mobility is more than just a technology – it is a vision for sustainable mobility that conserves resources and creates quality of life. If cities and providers work together, shared mobility could become an essential part of urban life in the future.

Read more: The European Garden Award 2024 went to a total of ten projects this year. The focus was on the topic of “Green Oasis”.

National Arena Bucharest – Stadiums of the European Championship 2021

Building design

Lia Manoliu Stadium

If you take a closer look at the national arena in the Romanian capital Bucharest, you are instinctively reminded of a Bundesliga stadium. This is no coincidence, as the roots of the arena lie in Germany. The Romanian national arena in Bucharest has German genes: the 55,000-seat soccer stadium was designed by Hamburg architects Gerkan, Marg […]

If you take a closer look at the national arena in the Romanian capital Bucharest, you are instinctively reminded of a Bundesliga stadium. This is no coincidence, as the roots of the arena lie in Germany.

The Romanian national arena in Bucharest has German genes: the 55,000-seat soccer stadium was designed by Hamburg architects Gerkan, Marg & Partner (gmp), the structural design was carried out by the engineering firms Schlaich Bergermann & Partner from Stuttgart and Krebs und Kiefer from Karlsruhe, and the general contractor was the construction company Max Bögl from Sengenthal in the Upper Palatinate.

Although it is a soccer stadium, the building is named after a female discus thrower: Lia Manoliu won the gold medal at the 1968 Olympic Games in Mexico City. However, the stadium is now known exclusively as the “Arena Națională”, i.e. the “National Arena”. The new building was named after Lia Manoliu after its predecessor, the “Stadionul Național Lia Manoliu”, the old national stadium. It previously stood on the same site and was demolished in 2008.

Unlike the arena, it was a multi-purpose stadium. Its stands were not covered and the athletics facilities were located between the pitch and the stands. This meant that at the beginning of the millennium it no longer met the requirements for a venue for international soccer matches. In 2006, Max Bögl won the tender for the construction of the new national arena – which, however, had been planned quite differently at the time. However, the German company submitted an alternative project to the client, the city of Bucharest, which was much simpler and cheaper to build.

The National Arena bears unmistakable similarities to Frankfurt’s Waldstadion. This is no coincidence: the same team of general contractors, architects and engineers built the stadium on the Main between 2002 and 2005. The closable membrane roof in particular is almost a one-to-one replica of the construction in Frankfurt. As there, the roof is located in the large video cube above the pitch when folded up. It extends within 15 minutes when required. It then spans the area between the grandstand roofs. The stand roofs themselves are supported by a so-called pressure ring, which towers over the stadium like a crown. The ring rests on 40 steel pillars, which sit on the concrete construction of the grandstand ring.

The stands have two tiers. The architects designed the spectator area with seating shells in different shades of red, blue and yellow, the national colors of Romania. On the outside of the stadium, the verticality of the concrete columns supporting the stands defines the appearance of the building. The grassy embankment on which the arena stands is still a relic of the old national stadium. It mediates between the new building and the historic sports park that surrounds it. Large steps lead up the rampart. They make a visit to the National Arena a bit of a pilgrimage.

Find out more about the National Stadium Budapest. Here you can find an overview of the EURO 2021 stadiums.