AI reveals the Sahara actually has millions of trees

A study finds 1.8 billion trees and shrubs in the Sahara desert.

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  • AI analysis of satellite images sees trees and shrubs where human eyes can't.
  • At the western edge of the Sahara is more significant vegetation than previously suspected.
  • Machine learning trained to recognize trees completed the detailed study in hours.
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No bread, no circuses: The Olympics and climate change

Perhaps downhill and cross-country skiers don't face the fate of potters, typesetters and saddlers, but their situation is certainly unclear.

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Global warming is making it difficult to organize sporting tournaments, but it's an even greater threat to small local clubs. Meanwhile, Big Sport is taking the lead in climate hypocrisy.

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Beyond Meat: Are you ready for lab-grown salmon?

An overfished planet needs a better solution. Fortunately, it's coming.

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  • Cell-based fish companies are getting funding and making progress in offering a new wave of seafood.
  • Overfishing and rising ocean temperatures are destroying entire ecosystems.
  • The reality of cell-based fish is likely five to 10 years away.
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Reinventing agriculture for climate change

Modern crops have been optimized for a lot of things, but not for climate change.

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  • Growers are struggling to protect their crops from failure as conditions change due to global warming.
  • Modern crops lack the fortifying genetic diversity of their ancestors.
  • Scientists publish a new guide for strengthening crops through the reintroduction of wild-variety traits based on the latest science.
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Here are 3 main causes of wildfires, and 3 ways to prevent them

We're in an era of 'megafires'.

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A headline that reads 'The Worst Year in History for Wildfires' should be a shocking and dramatic statement. Instead, it's in danger of becoming a cliché, a well-worn phrase, an annual event.

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