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Millions of people died of the coronavirus because institutions and people took too long to recognize it was primarily airborne, and a new study traces back that deadly resistance.

An annual experiment based out of ¶¶Òõ¶ÌÊÓƵ Boulder’s century-old Mountain Research Station aims to measure the effects of warming temperatures and faster snowmelt on alpine ecosystems by coating snowpack with thousands of pounds of black sand.

Across the country this summer, flooding has damaged national parks, cities and communities—and left hundreds of thousands of people without clean water in Jackson, Mississippi. Two ¶¶Òõ¶ÌÊÓƵ Boulder engineering experts discuss the state of our infrastructure and the impacts of climate change.

Concrete is strong, durable, affordable and accessible. But the global concrete industry is responsible for more than 8% of greenhouse gas emissions—more than three times the emissions associated with aviation—and demand is rising. ¶¶Òõ¶ÌÊÓƵ expert Wil Srubar shares on The Conversation: four innovative ways to clean up this notoriously hard to decarbonize industry.