"Singapore has granted San Francisco start-up Eat Just Inc. regulatory approval to sell its laboratory-grown chicken in the city-state -- the world's first government to allow the sale of cultured meat."

Standard methods of monitoring air pollution are missing major pollution incidents.

"Tucson, Arizona, is giving residents financial incentives to harvest their rainwater as the desert city works to become carbon neutral by 2030."

"Japan and China are racing to build a new type of ultra-fast, levitating train, seeking to demonstrate their mastery over a technology with big export potential."

"A satellite scheduled to launch from California later this month will measure sea level rise and provide other crucial data to scientists who study how global warming is affecting the Earth's oceans."

"A Biden administration won’t be able to untangle the legal and regulatory “mess” under part of the Clean Water Act that determines which streams, wetlands and other waters get federal protection, legal scholars and litigators say."

"A new generation of autonomous vessels is looking to catch illegal fishers in the act."

"Amid growing alarm about methane’s role in driving global warming, a Canadian firm has begun selling a service to detect even relatively small leaks. At least two rivals are on the way."

"North Atlantic right whales, a critically endangered species with fewer than 366 remaining individuals, face two main threats: fishing gear entanglements and ship strikes."