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.
This gel film pulls drinking water from the air in even the driest places
Getting water to drought-stricken areas is an increasing concern for scientists. In the future, desalination systems will become simpler and more accessible to get water to those who need it, but another solution could be to just pull water right out of the air. Engineers from the University Read More...
US injects 3.5 billion into carbon removal technologies
The US has ambitious goals to reach and maintain a net-zero economy by 2050. To get the nation closer to this objective, the US Department of Energy (DOE) is accelerating its Carbon Negative Shot initiative to facilitate the removal of carbon dioxide from the atmosphere while also driving down the Read More...
Pennsylvania schools doubled their solar power in the last two years
Renewable energy production is taking off in the Keystone State. A new report from the nonprofit Generation180 reveals that Pennsylvania schools doubled their solar power capacity over the last two years of the Pandemic. This helped not only the planet but also the schools' bottom line and Read More...
Recycled old tires could make roads last twice as long
Prolonged sun exposure is one of the main contributors to asphalt cracking. That’s because the heat from the sun dries up the road’s moisture content, making it brittle and prone to wear. A team of scientists has found that adding rubber from old tires to asphalt can help roads last twice as Read More...
Germany slashes public transportation costs to reduce fossil fuel dependence
In the energy standoff between Europe and Russia, Germany has taken many measures to accelerate the phasing out of oil and gas. It has resolved to make energy cheaper for homes and businesses. It has pushed plans to put solar panels on every public building by 2025. Now, Germany has cut train, Read More...
Seven tips for cooling your home without AC
Many of us can already feel the heated start of Summer, along with the urge to crank up the air-conditioning. While heatstroke is a serious health concern, a whole city blasting cool air into their homes presents a threat to the power grid. Some places like Texas are already experiencing Read More...
Summer jobs do way more than just keeping kids busy
Nobody wants to see their kids spending the entire summer in front of a screen. While everyone can benefit from some time off, too much free time can be a detriment to everyone, especially youth and teens. Between ages 14 and 24, youth have formative experiences which affect the rest of their Read More...
Flow batteries could help with renewable energy storage
The generation of renewable energy from sources like wind and solar is one thing, but there are many other factors to consider when delivering renewable energy to consumers. A big one is the issue of storage. One Oregon startup, ESS Tech Inc. is fixing this problem with its flow Read More...
OnePower: bringing minigrids and power to Lesotho
A key aspect of helping the developing world is not only ensuring that they have sufficient power and infrastructure to run key facilities like schools and hospitals. It is also important to ensure that their energy infrastructure is resilient and, hopefully, runs on renewable energy. This is Read More...
Dam! Europe removes record number of river barriers in 2021
In 2021, Spain began a movement to remove dams from the country’s rivers to restore fish migration routes and boost biodiversity across the nation. They successfully took down 108 barriers and inspired other European countries to do the same. “Our efforts to expand dam removals across Europe Read More...