Today’s Solutions: January 20, 2025

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.

Czech school will be home to f

Czech school will be home to first 3D-printed parkour playground

Last year, we wrote about Protozoon, the world’s first-ever 3D-printed floating house. Now, Buřinka, the same Czech group that built the 3D-printed floating structure, has 3D-printed the world’s first parkour playground. The result of a partnership between the private sector, the public Read More...

The “Butterfly Effect

The "Butterfly Effect" is designed to help insects cross roads safely

Most drivers have had the unpleasant experience of witnessing an insect or two splat against your windshield while you’re driving down the highway. Well, as unpleasant as it may be for those of us behind the wheel, it is undoubtedly more unpleasant for the bug. Dutch design studio VenhoevenCS, Read More...

Students conceptualize pedestr

Students conceptualize pedestrian-friendly addition to local bridge

Like other transportation infrastructure in the country, American bridges have been designed with a car-centric mentality, meaning that many of these structures lack designated paths for cyclists or pedestrians. This is the case for a long bridge in Rhode Island that connects the towns of Jamestown Read More...

This community in California i

This community in California is enacting a ban on new gas stations

California’s fires are getting worse with each year, due in large part to the irresponsible exploitation of fossil fuels. Big Oil dependence has become a Big Problem that is incredibly difficult to solve because it has been designed into how communities function. Most cities aren’t walkable and Read More...

California’s new energy code

California’s new energy codes push an all-electric housing future

As more cities embrace natural gas-free futures, the US’ most populous state is giving the concept of all-electric homes a big legislative push. California has approved new energy codes that will incentivize electric appliances and efficient heating and cooling systems. Approved by the Read More...

This power-free sewer treatmen

This power-free sewer treatment plant was inspired by cow stomachs

80 percent of the world’s sewage is dumped untreated into the natural environment. This is a huge health and environmental crisis, but traditional sewage treatment plants are costly and energy intensive, making them difficult to implement in many regions. The sewage contamination issue is Read More...

Conserving this wildlife corri

Conserving this wildlife corridor is a bear-necessity

The Vital Ground Foundation and Yellowstone to Yukon Conservation Initiative (Y2Y) bought 80 acres last week near the confluence of the Bull River and Clark Fork River in northwestern Montana to conserve a crucial wildlife corridor between the Cabinet Mountains in the north and the Bitterroot Read More...

This concept puts the urban ga

This concept puts the urban garden at the heart of city design

Earlier this year, we shared the exciting news about the Parisian plan to turn the iconic Champs-Élysées avenue into a public garden. With the same goal of greening up the French capital, a new urban design proposal, created by architecture firm Rescubika, showcases how the future of Paris’ Read More...

This river revitalization plan

This river revitalization plan prioritizes underprivileged communities in LA

Urban green spaces have historically been more accessible to privileged communities within cities. However, there has been a surge in awareness and activism that calls cities to address the inequity in access to these spaces, as clean air and access to nature is a human right, not only to be Read More...

Poland’s AirBubble playg

Poland's AirBubble playground keeps air pure with algae

Poland is one of Europe’s most polluted countries, in a world where, according to the WHO, 93 percent of children breathe in polluted air while they play. To protect Poland’s children from air pollution, an innovative park, called the AirBubble, was erected in central Warsaw, next to Read More...