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.
Clean, renewable energy can save 6.5 million lives each year
Global warming is seen as a top global threat that drives investments in clean, renewable energy. However, it’s a threat that is many years or even decades away. The most important reason to convert to clean energy is that every day in the world almost 18,000 people die as a result of air Read More...
Scientists call for urgent action to save the world's coral reefs
As the largest international gathering of coral reef experts comes to a close, scientists have sent a letter to Australian officials calling for action to save the world's reefs, which are being rapidly damaged. The letter was sent Saturday to Australian Prime Minister Malcolm Turnbull imploring Read More...
Immense species richness of bacterial-eating microorganisms discovered in soil
Millions of microorganisms play a major role in the decomposition of soil matter. A group of researchers has just shown that there is an enormous diversity among a group of bacteria-eating microorganisms known as Cercozoa. The research suggests that a drier climate in the years ahead due to climate Read More...
Americans rush to Cuba to save organic agriculture practices on the island
For decades, an international embargo prevented Cuba from importing things fertilizer and pesticides, and pharmaceutical drugs. As a result, the country had to rely on organic agriculture and traditional medicine to serve its population. Now that Cuba is slowly re-entering the world community, that Read More...
Rwanda, Mexico seek to make coffee more sustainable
Nearly 9,000 miles apart, Rwanda and Mexico are the first countries to join the Sustainable Coffee Challenge — which aims to increase the demand for sustainable coffee. Representatives from both countries joined with Conservation International (CI) at European Development Days to announce their Read More...
Centuries-old African soil technique could combat climate change: scientists
A farming technique practiced for centuries in West Africa, which transforms nutrient-poor rainforest soil into fertile farmland, could combat climate change and revolutionize farming across the continent, researchers said on Tuesday. Adding kitchen waste and charcoal to tropical soil can turn it Read More...
Full cycle: Turning plastic bottles and bags into fuel again
Most plastic is made from fossil fuels. Worldwide about 100 million tons is produced each year, and it ends up in landfills that pollute the environment or in oceans where it kills fish. Now scientists have come up with a new way to turn plastic waste into liquid fuel. It uses less energy than Read More...
Breathless in Paris as clean-air battle mounts in French capital
Paris will no longer take your breath away. Its monuments, avenues and restaurants might, of course, but Mayor Anne Hidalgo is pledging its pollution won’t. The city, host to the COP21 United Nations climate conference last year, will ensure the French capital’s air is cleaner and that Read More...
Saiga antelope numbers rise after mass die-off
Last year, catastrophe hit saiga antelopes in Kazakhstan. About 200,000 of these critically endangered antelopes died in Betpak-Dala in May, deeply worrying conservationists. The deaths, scientists eventually found, were most likely caused by bacterial infection. But there may be hope for these Read More...
Free growing wealth: A tree contributes $111 to the public good each year
What’s the value of a tree that keeps growing year after year? Researchers have tried to calculate exactly that. Working with a dataset of about 900,000 trees that line public streets in California, the scientists sought to place a dollar value on the services those trees perform, which Read More...