Arctic greening won’t save the climate – here’s why
The growing season on the tundra is starting earlier as the planet warms, but the plants aren’t sequestering more carbon, a new study finds.
March 29, 2022 • ~7 min
Pollen season is getting longer and more intense with climate change – here's what allergy sufferers can expect in the future
Rising temperatures mean longer, earlier pollen seasons, but the bigger problem is what carbon dioxide will do to the amount of pollen being released. A 200% increase is possible this century.
March 15, 2022 • ~8 min
A mild-mannered biker triggered a huge debate over humans' role in climate change – in the early 20th century
His theory, based on years of detailed climate and weather data, became known as the Callendar Effect. Today we call it global warming.
Feb. 21, 2022 • ~8 min
How 'mechanical trees' pull carbon dioxide from the air and lock it away – an inventor of direct air capture tech explains
Using machines to pull CO2 from the air could help as the world tries to slow climate change. Klaus Lackner is developing new ways to cut its high costs and energy demand.
Jan. 18, 2022 • ~11 min
These machines scrub greenhouse gases from the air – an inventor of direct air capture technology shows how it works
Klaus Lackner is finding new ways to cut the technology’s high costs and energy demand, and he’s about to launch the first ‘mechanical tree.’
Jan. 18, 2022 • ~11 min
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