In their Policy Forum "National forests in the Amazon” (30 Aug., p. 1478), A. Veríssimo et al. seem assured that a new system of national forests will solve the problems of uncontrolled forest exploitation in the Brazilian Amazon. Unfortunately, we are far less...

Drought varies spatially and temporally throughout the Amazon basin, challenging efforts to assess ecological impacts via field measurements alone. Remote sensing offers a range of regional insights into drought‐mediated changes in cloud cover and rainfall, canopy...