Mr. Biden signed a proclamation declaring every Nov. 17 to be International Conservation Day and vowed that the United States would spend millions of dollars across the Amazon on restoring land, planting native tree species, supporting biodiversity efforts and increasing fertilizer efficiency programs. It was the first time a sitting American president had visited the Amazon.

This reminds me of when President Obama went to Laos with a couple weeks left in his Presidency, and vowed to clean up the US bombs that still explode and maim children every year. It was the most heavily bombed nation in history by the US, and they didn't even declare war. Then Trump came in and threw it all away.

The United States eventually dropped the equivalent of a planeload of bombs every eight minutes, 24 hours a day, for nine years

https://www.history.com/news/laos-most-bombed-country-vietnam-war