Environment
Need some good news about the environment? The Optimist Daily is your go-to herald of positive environmental news, highlighting eco-friendly solutions and scientific progress around climate action, circularity, conservation, and more. Learn about everything eco in our Environment section.
The pursuit of nocturnal solar technology is growing
Last month, we wrote a story on solar cells developed by Stanford University that could draw a small amount of power at night, when most would think solar panels would be useless. The endeavor to create solar panels that can draw additional power at night is growing. Now, a collaboration of Read More...
This invention extends strawberry shelf life
About a third of our food goes to waste — that’s problematic not only because those bites could instead go toward feeding people in need but also because food waste is responsible for about 8 percent of global greenhouse gas emissions. A lot of that food ends up as waste because we fail to Read More...
4 fascinating facts about bees to celebrate Bee Day
May 20th is Bee Day! So, to celebrate our fabulous pollinating friends, here are four facts that go beyond their all-important role in plant cross-fertilization. Females are the future Female bees have different jobs depending on the species, but in all communities, female bees play essential Read More...
US trucking shortages might be at an end
Right now, economists, workers, and consumers alike are all holding their breath with the looming potential of a recession. It’s a lot to mentally wrangle with while we all look at various economic indicators and hope for the best. One major indicator of the US economy, though, is trucking, a Read More...
Meet the animals that refused to go extinct
May 20th marks the 17th annual Endangered Species Day. Every year, thousands of people around the world join together in taking action to protect and celebrate endangered or threatened species. In solidarity with the lives of the wonderful creatures with whom we share Earth, The Optimist Daily Read More...
“Blue Corridors”: using science and animal instinct to save fish populations
We’ve all marveled at the intrepid salmon swimming against the current, up waterfalls, and avoiding predators to return to its native spawning grounds, or at least we’ve all seen it on a nature show. This behavior is called philopatry, an animal’s tendency to return to its area of birth, and Read More...
The Local Infrastructure Hub: helping US cities get infrastructure funding
The Bipartisan Infrastructure Bill was signed into law six months ago and has the potential to transform the United States in essential ways that address climate change and wealth inequality. Before that happens, though, states and cities need to submit persuasive aid applications. To sift Read More...
New desalination system uses Teflon-like membrane to make seawater potable
Clean drinking water is already in short supply in many places around the world, but the situation is only expected to get worse with climate change. Figuring out ways to desalinate brackish water or seawater in an efficient and scalable way is key to mitigating the global water crisis. A Read More...
Five herb-infused cooking oils you can DIY
Herb-infused cooking oils can add a welcome fragrance or taste note to your home-cooked meals. Not only that, but many of them can also be used as a moisturizer or to treat small cuts and scrapes. Here are five herb-infused recipes for your cooking oil. For these, you’ll want to use plant Read More...
MIT system uses machine-learning to reduce traffic and car emissions
As if idling in a line of cars at a red light forever wasn’t bothersome enough, vehicles emit greenhouse gasses while they’re stopped in traffic. Not only that, exposure to excess vehicle emissions while idling in traffic can be a major health risk. What if drivers could time their trips Read More...