PUBLISHED SAT, APR 22 20233:14 PM EDT

https://www.cnbc.com/2023/04/22/activists-gather-for-earth-day-urge-action-to-avoid-dystopian-future.html

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A man dressed as a tree walks on stilts past the Houses of Parliament at ‘The Big One’ environment event which coincides with “Earth Day”, in London, April 22, 2023.

Kevin Coombs | Reuters

Climate change campaigners gathered outside Britain’s parliament building ahead of Earth Day to urge action on global warming, while volunteers worldwide geared up to plant trees and clear trash to mark the 54th annual celebration of the environment.

Earth Day this year, officially on Saturday, follows weeks of extreme weather with temperatures soaring to record highs in Thailand and a punishing heatwave in India, where at least 13 people died of heatstroke at a ceremony last weekend.

Average global temperatures could hit all-time highs in 2023 or 2024, climate scientists have warned.

Pope Francis, who…