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.
How fish evolved to generate electricity, and how it can save lives
You’ve heard of electric eels shocking their prey, but did you know they also use their electricity to communicate and recognize other fish? Eels aren’t the only electric fish in the sea. There are several other species of electric fish, and biologists have often wondered about this Read More...
What you need to know about NASA’s new mineral dust detector
Did you know that a billion metric tons of mineral dust - equivalent to 10,000 aircraft carriers - from deserts and dry regions on Earth get carried by strong winds into the atmosphere? Scientists are sure that this dust impacts the environment and climate, but there isn't enough data to determine Read More...
UK surgeons perform first carbon-neutral operation
Healthcare and sustainability have been at the forefront of global discussion lately. Doctors at the UK’s Solihull Hospital in the West Midlands have accomplished something that prioritizes both of these major issues: the world’s first “net-zero” surgery. To take care of patients Read More...
World’s oldest tree may actually live in Chile after all, not California
The Great Basin Bristlecone Pine in California is currently considered the oldest living tree in the world, at 4,853 years old. A cypress tree in Chile, however, now challenges that record. Dr. Jonathan Barichivich, a researcher in Chile, believes that a Patagonian cypress, locally known as the Read More...
Stanford study shows cleaner air leads to more crops
Fertile soil, good seasons, and plentiful water aren’t the only things that affect our crops. Air pollution, and one air pollutant in particular, negatively affect the number of crops we can grow. Using satellite imaging, Stanford researchers discovered just how many nitrogen oxides affect Read More...
Ikea US will soon be offering consumers solar panels
Soon, shoppers in the US at Ikea will be able to buy more than just cute household furniture and accessories. Ikea announced an exciting new product in a press statement: solar panels. The Swedish home and living giant partnered with SunPower, a California-based company that sells and installs Read More...
Simple tips for making homemade fertilizer
Making fertilizer at home is a great option for home gardeners who want to find ways to repurpose their waste and reduce their consumption habits. Making your own fertilizer is the more environmentally friendly choice as it could save you a trip to the store and you avoid the bags and plastic Read More...
Biologists uncover secrets of parachuting salamanders
A recent study published in Current Biology sheds light on a peculiar adaptation of California’s wandering salamanders, Aneides vagrans. These amphibians are commonly associated with streams, rocks, and decaying logs. The wandering salamander, however, is commonly found in trees and even jumping Read More...
A guide to the bugs eating your garden plants
The summer garden season is in full swing, but finding crawling critters and hole-filled leaves among your delicious produce can dampen your harvest season. If pests are eating away at your garden goods, here’s a guide on how to identify and banish those unwanted bugs. First of all, the Read More...
New device helps protect endangered whales from crashing into ships
North Atlantic right whale populations used to thrive in the ocean. As of 2021, though, approximately 300 right whales remain in the wild, a steep drop from 480 right whales counted in 2011. Reasons for the decline of the right whale population include entanglement in fishing nets, habitat loss, Read More...