Dr. Paulo Brando Testifies to the Brazilian Congress on Amazon Fires and Deforestation

15 Dec 2025 · 4 min
4:21

Dr. Paulo Brando presents 20 years of research showing Amazon deforestation has already lengthened dry seasons by about three weeks and raised temperatures. Large trees pump 300 to 500 liters of water daily into the air, maintaining regional moisture. Between 2000 and 2010, 85,000 square kilometers of live forest burned.

Questions this video answers

760,000 square kilometers

Approximately three weeks

Up to about 20 meters (examples given: 10 m, 15 m, 20 m)

About 300–500 liters per day

85,000 square kilometers

Chapters

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