Search results for zero waste

Biotechnology 41 minutes ago

Scientists replace fishmeal in aquaculture with microbial protein derived from soybean processing wastewater

Scientists from Nanyang Technological University, Singapore (NTU Singapore) and Temasek Polytechnic have successfully replaced half of the fishmeal protein in the diets of farmed Asian seabass with a "single cell protein" ...

Condensed Matter Apr 23, 2024

The big quantum chill: Scientists modify common lab refrigerator to cool faster with less energy

By modifying a refrigerator commonly used in both research and industry, researchers at the National Institute of Standards and Technology (NIST) have drastically reduced the time and energy required to cool materials to ...

Analytical Chemistry Apr 22, 2024

Researchers break down pizza box recycling challenges, one slice at a time

Each day, roughly 43 million Americans eat at least one slice of pizza, according to experts. The hot, cheesy, Italian-inspired dish contributes a whopping $47 billion to the U.S. economy each year, and about a third of those ...

Analytical Chemistry Apr 16, 2024

Trash to treasure—Researchers turn metal waste into catalyst for hydrogen

Scientists have found a way to transform metal waste into a highly efficient catalyst to make hydrogen from water, a discovery that could make hydrogen production more sustainable.

Analytical Chemistry Apr 16, 2024

Chemists invent a more efficient way to extract lithium from mining sites, oil fields, used batteries

Chemists at the Department of Energy's Oak Ridge National Laboratory have invented a more efficient way to extract lithium from waste liquids leached from mining sites, oil fields, and used batteries. They demonstrated that ...

Environment Apr 9, 2024

Climate pledges of big firms 'critically insufficient': Report

From carmakers to fast fashion, dozens of major international companies are failing to reduce their greenhouse gas emissions at the pace required to slow climate change, a report said Tuesday.

Plants & Animals Apr 2, 2024

AI makes smarter use of seaweed and kelp

Seaweed and kelp are eaten by both humans and domestic animals all over the world. Several species are used in everything from cosmetics and food additives to fertilizers and medicines.

Environment Apr 1, 2024

A sustainable future begins at ground level, says researcher

In 2015, the United Nations adopted the Sustainable Development Goals (SDGs) as a "call to action" in "global partnership." By 2023 it appears that our progress has been far from satisfactory in achieving these goals.

Environment Mar 26, 2024

This mega-city is running out of water: What will 22 million people do when the taps run dry?

When Reina Cervantes Trejo heard the truck, gears grinding as it climbed the street to her house, she rushed outside.

Earth Sciences Mar 25, 2024

Droughts in Europe could be avoided with faster emissions cuts

Rapid climate action could mean devastating dry periods in the Mediterranean become less frequent by the end of the century, a new study shows.

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