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Permafrost: a ticking carbon time bomb

Permafrost: a ticking carbon time bomb In Sweden’s far north, permafrost beneath the Stordalen mire is up to thousands of years old. Sheltered by snow-spattered mountains, the Stordalen mire is a flat, marshy plateau, pockmarked with muddy puddles. A whiff of rotten eggs wafts through the fresh air. Here in the Arctic in Sweden’s far […]

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Net zero policies are ’emperor’s new clothes,’ academics warn

Net zero policies are ’emperor’s new clothes,’ academics warn Credit: CC0 Public Domain Net zero targets are a “fantasy” that often just protect “business as usual,” a leading expert in environment and sustainability has said. Dr. James Dyke, Assistant Director of the Global Systems Institute at the University of Exeter, criticized net zero targets as […]

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A third of global farmland at ‘high’ pesticide pollution risk

A third of global farmland at ‘high’ pesticide pollution risk Nearly two-thirds of global agricultural land is at risk of pesticide pollution, a study says A third of the planet’s agricultural land is at “high risk” of pesticide pollution from the lingering residue of chemical ingredients that can leach into water supplies and threaten biodiversity, […]

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Methane emissions from abandoned oil and gas wells underestimated

Methane emissions from abandoned oil and gas wells underestimated Bubbles of methane gas in water around an unplugged oil/gas well in Pennsylvania. Credit: Mary Kang A recent McGill study published in Environmental Science and Technology finds that annual methane emissions from abandoned oil and gas (AOG) wells in Canada and the US have been greatly underestimated—by […]

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It’s time environmentalists talked about the population problem

It’s time environmentalists talked about the population problem Credit: Shutterstock In all the talk of tackling environmental problems such as climate change, the problem of population growth often escapes attention. Politicians don’t like talking about it. By and large, neither do environmentalists—but former Greens leader Bob Brown has bucked that trend. Brown recently declared the world’s population must start […]

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History shows that societies collapse when leaders undermine social contracts

History shows that societies collapse when leaders undermine social contracts The ruins of the Roman Forum, once a site of a representational government. Credit: Linda Nicholas, Field Museum All good things must come to an end. Whether societies are ruled by ruthless dictators or more well-meaning representatives, they fall apart in time, with different degrees […]

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Olduvai IV: Courage
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Olduvai II: Exodus
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