What do tree rings tell us about climate change in the Amazon?

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ORIGIN: https://www.yourweather.co.uk/news/

Is climate change really the cause behind extreme weather events? Have they never occurred before? Scientists turned to growth rings of Amazonian trees to find out.

Tree growth ringsStudying growth rings on trees can provide us vital clues about climate in the past.

Feeling the summer heat? Was winter too cold and too wet? The impact of human-induced climate change is being felt right in our homes now. It’s no longer just an extreme weather event, but extreme weather that keeps returning more regularly than ever before. But it is not just the UK facing this; even the greenest parts of the planet, the Amazon, are seeing the impact of climate change.

Scientists at the National Institute of Amazonian Research (INPA) in Brazil, along with those from universities in the UK, sought to understand this impact by examining growth rings in forest trees.

Busting the myth first

You might remember reading in your school textbooks that growth rings are seen in trees in temperature zones, where trees stop growing in the winter and seasonal temperatures are highly predictable.

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