Dec 30, 2022
A study suggests that while mechanical devices like Seabin do remove plastics and other items of marine litter, the quantities can be comparatively low and they may trap marine organisms.
Liquid helium, a nonrenewable element found deep underground, is needed to operate the magnets in magnetic resonance imaging (MRI) machines, and supplies are becoming harder to find.
Agrivoltaics, the emerging practice of integrating solar installations with working farmland, can reduce emissions, save water and possibly even boost crop yields.
A $1 billion effort to electrify school buses will provide renewable fuel vehicles for around 400 school districts, including Indigenous tribal lands, Puerto Rico and American Samoa.
When an earthquake occurs, it sends seismic P waves through the ground that a Google app called MyShake can detect with a network of 1,300 U.S. Geological Survey sensors.
Nov 30, 2022
The Intergovernmental Panel on Climate Change predicts that average global wind speeds could drop by up to 10 percent by 2100.
Atmospheric carbon dioxide pumped into a mature forest at levels predicted to be the norm by 2050 will cause trees to produce more and longer roots, thus absorbing and storing more carbon.
The demand for power to charge electric vehicles (EVs) could burden the electric grid in western states at peak times by up to 25 percent if most charging is done at night.
A legally autonomous black gum tree named Terra0 on the campus of the Community College of Allegheny County owns itself and perhaps even the few square feet of land it grows on.
With the passage of a recent law, California will be the fifth state, along with Washington, Oregon, Colorado and Vermont, to allow human composting, beginning in 2027.
One pound of sulfur hexafluoride, an electrical insulator, heats the planet as much as 25,200 pounds of carbon dioxide and remains in the atmosphere for 3,200 years.
Oct 31, 2022
Google has taken a key driver of global warming out of the carbon calculator embedded in the company’s Google Flights search tool, making journeys appear less impactful on the environment.
20 states have passed bills to exempt chemical recycling facilities from waste management requirements, despite evidence that most facilities actually incinerate the plastic they receive.
Scientists have produced good-quality concrete in which all of the aggregate has been replaced with tire particles.
A new study shows that urban gardens and hydroponics can thrive and may exceed the yields of rural farms.
Facing threats from invasive pests, climate change and habitat loss, up to 135 tree species—about one-sixth of those found in the continental U.S.—could be lost forever.
Applied on top of existing asphalt pavement, cool pavement road treatment reflects heat, which is especially needed in heat island areas.
Sep 30, 2022
With almost 20 percent of sequoias destroyed by wildfire in the last two years, the U.S. Forest Service is speeding efforts to protect the giant ancient trees.
The World Weather Network is an international coalition of 28 arts organizations that believe artists and writers should be a larger part of the dialogue surrounding climate change.
Scientists have created a membrane using sunflower and peanut oilseed meal that shows potential as a cheap, sustainable and scalable method to decontaminate heavy metals from water.
