Sustainable Urban Development
With cities expected to host about 70 percent of the world's population, sustainable urban development is key to making communities worldwide more resilient against the growing threat of climate change. Find out about the latest urban practices from across the world aiming to make our cities more sustainable and inclusive in these good-news stories from The Optimist Daily.
There may be a better and more beautiful way to treat wastewater: Willow trees
The unpredictable and extreme weather patterns we are experiencing due to the climate crisis are making it increasingly difficult, especially for big urban areas, to stay on top of storm drainage and wastewater management. Heavy rainfall and flooding overwhelm stormwater management systems, Read More...
Beavers to be reintroduced to London in urban rewilding initiative
Rewilding and reintroducing species to their natural habitats is gaining popularity, especially in remote and rural places—but urban areas can also benefit from this practice. Citizen Zoo, a rewilding group whose goal is to bring nature to urban areas, is behind London’s initiative to Read More...
This UK city is making its urban space greener with bee-friendly bus stops
About two years ago, we wrote about an amazing bee-friendly initiative in the Dutch city of Utrecht. Looking to make its urban space as accommodating as possible to pollinators, the fourth largest city in the Netherlands decided to adorn hundreds of its bus stops with green rooftops — thus Read More...
Rosario, Argentina: A case study in the benefits of urban farming
In an effort to address the financial collapse of 2001, the municipal government of Rosario, Argentina came up with an ingenious plan to get the city’s residents back to work. Officials partnered with 700 farming families to dedicate unused land in the city for farming. This not only created Read More...
Tree Equity Score tool maps out critical areas for urban forestry
Trees and urban green spaces are essential for city dwellers. Vegetation improves air quality, and tree cover provides shade from the heat of the sun—something that is increasingly sought after as human-induced climate change takes temperatures to extremes. Unfortunately, low-income Read More...
Study of 90 cities links green space access with increased happiness
More and more cities are making tree-planting and green space allocation a key part of their urban planning strategy. Not only do green spaces mitigate the heat island effect, but they also work to purify the air and improve the health of residents. The correlation between nature and happiness has Read More...
This map app helps pedestrians in Barcelona stay cool on the shadiest routes
A new app launched in Barcelona is helping the city’s residents deal with scorching temperatures this summer by finding the shadiest and coolest routes for pedestrians. The pedestrian routing app, called Cool Walks, was first developed at a data visualization contest. Its purpose is to show Read More...
Bee-friendly wildflower meadows are blooming across Germany’s biggest cities
Germany is home to about 580 wild bee species, most of which have their habitat in urban areas. More than half of these species are endangered or on the brink of extinction. The increased use of insecticides, exposure to noxious exhaust fumes, and above all a loss of diverse habitats, are the main Read More...
Retired wind turbine blades get reincarnated into bridges and railway links
Even renewable energy has waste byproducts that become a major recycling problem for the industry. Many wind turbine blades are reaching the end of their lifespan, and plenty more are taken out of service early to be replaced by blades that can produce more energy. This means that by 2023, Read More...
This Chicago project raises the bar for sustainable urban development
With city populations expected to increase dramatically in the coming decades, it is essential that we take up a model for low-carbon development that promotes a thriving and sustainable future for urban communities. A recent development proposal in downtown Chicago is the embodiment of such a Read More...