Gregory Asner

This method gives us an incredible map of the ubiquitous but very diffuse types of disturbances that exist in Brazil read more

This method gives us an incredible map of the ubiquitous but very diffuse types of disturbances that exist in Brazil or in any tropical forest.

Selective logging negatively impacts many plants and animals and increases erosion and fires. Additionally, up to 25 percent more carbon read more

Selective logging negatively impacts many plants and animals and increases erosion and fires. Additionally, up to 25 percent more carbon dioxide is released to the atmosphere each year, above that from deforestation, from the decomposition of what the loggers leave behind.

People have been monitoring large-scale deforestation in the Amazon with satellites for more than two decades, but selective logging has read more

People have been monitoring large-scale deforestation in the Amazon with satellites for more than two decades, but selective logging has been mostly invisible until now.

They were more than double what I expected. It's exciting science, but sobering.

They were more than double what I expected. It's exciting science, but sobering.

With this new technology, we are able to detect openings in the forest canopy down to just one or two read more

With this new technology, we are able to detect openings in the forest canopy down to just one or two individual trees. People have been monitoring large-scale deforestation in the Amazon with satellites for more than two decades, but selective logging has been mostly invisible until now.