Climate Indicators

This is how US droughts have been affecting trees and increasing fire risks

Over 129 million trees died as a consequence of a severe drought in the last decade in California. Image: REUTERS/Aude Guerrucci

Raquel Partelli Feltrin

Postdoctoral Scholar in Botany, University of British Columbia

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this chart shows that more than 90% of the U.S. West was in moderate drought or worse by late June 2021. More than a quarter was in exceptional drought, the highest level, indicating widespread risk of crop loss, fire and water shortages.
Dangerous droughts are on the rise. Image: Chart: The Conversation/CC-BY-ND Source: Drought Monitor

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this is a labelled diagram of a dyed cross section of a ponderosa pine sapling
A dyed cross section of a ponderosa pine sapling shows the water transport tissue and conduits. Image: Raquel Partelli Feltrin

this graoh shows the amount of US wildland area burned each year
The burning of wildland areas creates a number of long term issues. Image: The Conversation/CC-BY-ND Source: National Interagency Coordination Center


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