Greenhouse gas levels surged to a new record in 2023, committing the planet to rising temperatures for many years to come, according to a report … Greenhouse gas concentrations surge again to new record in 2023Read more
CO2
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Ocean acidification makes ecologically important seaweed species fragile
Ocean acidification will likely almost triple by the end of the century — a drastic environmental change that could impact important marine species like fleshy … Ocean acidification makes ecologically important seaweed species fragileRead more
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Carbon dioxide now more than 50% higher than pre-industrial levels
Carbon dioxide measured at NOAA’s Mauna Loa Atmospheric Baseline Observatory peaked for 2022 at 421 parts per million in May, pushing the atmosphere further into … Carbon dioxide now more than 50% higher than pre-industrial levelsRead more
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Thin Ice
or Why scientists think the planet’s climate is changing loosely speaking temperature is a measure of energy contained. to find out temperature we need to … Thin IceRead more
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The CO2 problem in six easy steps
One of our most-read old posts is the step-by-step explanation for why increasing CO2 is a significant problem (The CO2 problem in 6 easy steps). … The CO2 problem in six easy stepsRead more
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Our house is on fire
Greta Thunberg World Economic Forum in Davos, Switzerland, Jan 25, 2019
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Amazon losing far more carbon from forest degradation
The assumption has long been that deforestation — easily and accurately measured from satellites — poses the greatest threat to the billions of tons of … Amazon losing far more carbon from forest degradationRead more
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At a glance – Ocean acidification: Global warming’s evil twin
Have you heard of ocean acidification? Does it mean that if you go swimming in the sea, you are liable to dissolve? No. You’ll be … At a glance – Ocean acidification: Global warming’s evil twinRead more
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The climate possibilities of hemp
A lot of big claims have been made for hemp over the years – for fabric, for medicine, or its nutritional properties. I will let … The climate possibilities of hempRead more
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Protected areas store a year’s worth of CO₂ emissions
India is rapidly digitising. There are good things and bad, speed-bumps on the way and caveats to be mindful of. The weekly column Terminal focuses … Protected areas store a year’s worth of CO₂ emissionsRead more