Today’s Solutions: December 20, 2025

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.

Americans rush to Cuba to save

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 co

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 tec

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 bo

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-a

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 af

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 co

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...

Study: Wood mulch reduces gree

Study: Wood mulch reduces greenhouse gases while improving soil and combating pests

New research shows that using wood mulch has a notable effect in reducing greenhouse gas  emissions. According to a new study studies vineyards and orchards utilizing wood mulch have cut their nitrous oxide emissions by over 25 percent. These same mulched areas also report a drop in soil nitrates Read More...

Shovel on charcoal (biochar) texture background for fertilizer. biochar powder

Black gold from the Amazon: fighting climate change while improving soil

“Terra preta” or “black soil” is very fertile, dark and manmade soil found in the Amazon. It’s the result of an indigenous farmers’ practice 3000 years ago, they would bury charcoal in the ground to boost the otherwise relatively infertile Amazonian soil. The charcoal allows the soil to Read More...

The eco guide to cargo ships

The eco guide to cargo ships

A seafaring adage goes: “If the winds are shifting, adjust your sails.” But even with the disturbing winds of climate change, the shipping industry, with its combustion of fossil fuels (accounting for 2.4% of global emissions), remains outside binding emissions-reduction agreements. There have Read More...