Pulverised fuel ash: how we can recycle the dirty byproduct from coal-fired power stations
Pulverised fuel ash can be recycled and used to manufacture concrete as well as other products.
Sept. 1, 2023 • ~5 min
50 years after the Bunker Hill mine fire caused one of the largest lead-poisoning cases in US history, Idaho's Silver Valley is still at risk
A fire and decades of silver and lead mining created the largest contiguous Superfund site in the nation in what today is one of the fastest-growing states. It includes popular Lake Coeur d’Alene.
Aug. 30, 2023 • ~11 min
What social change movements can learn from fly fishing: The value of a care-focused message
Founded in 1959, the membership group Trout Unlimited has changed the culture of fly-fishing and mobilized members to support conservation. Could its approach work for other social problems?
Aug. 28, 2023 • ~9 min
Secrets of the Octopus Garden: Moms nest at thermal springs to give their young the best chance for survival
Thousands of pearl octopuses were discovered in 2018 lining thermal vents near a deep-sea volcano. Researchers now know why octopus moms gather there.
Aug. 23, 2023 • ~10 min
Secrets of an octopus's garden: Moms nest at thermal springs to give their young the best chance for survival
Thousands of pearl octopuses were discovered in 2018 lining thermal vents near a deep-sea volcano. Researchers now know why octopus moms gather there.
Aug. 23, 2023 • ~9 min
Huge phosphate discovery in Norway could fully charge the electric vehicle industry
For now, phosphate rock mining is dominated by China and Morocco.
July 11, 2023 • ~6 min
'Global China' is a big part of Latin America’s renewable energy boom, but homegrown industries and 'frugal innovation' are key
China is a major investor in Latin America’s renewable energy and critical minerals like lithium, but countries like Chile are also taking steps to secure their own clean energy future.
July 5, 2023 • ~10 min
The materials used by humans now weigh more than all life on Earth – here's four graphs that reveal our staggering impact on the planet
Four graphs that show us how humanity’s impact on the planet is growing.
June 12, 2023 • ~8 min
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