Satellite data suggests the Amazon rainforest is losing its ability to survive in the face of climate change and human impact, and may soon hit the point where it will become savannah instead.
. They found that since the early 2000s, 76 per cent of the region had become less resilient, or less able to restore itself to a stable state after being affected by events.is going hybrid, with a live in-person event in Manchester, UK, that you can also enjoy from the comfort of your own home,Importantly, says Lenton, the signal of this growing instability was picked up without immediately obvious changes such as huge drops in the forest’s biomass or tree cover.
“Why do we care about it? It’s worth reminding ourselves that if it gets to that tipping point and we commit to losing the Amazon rainforest then we get a significant feedback to global climate change,” says Lenton. He says a shift to savannah, a grassy ecosystem with much less biomass, would unlock about 90 billion tonnes of carbon dioxide stored in the trees and soil. Humanity emits about 40 billion a year.
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