October 2015

forest fall colors
Oct 28, 2015Forest Disturbance History from Landsat Released, 1986-2010

The Oak Ridge National Laboratory DAAC, has just release a Landsat-based forest disturbance history covering the years between 1986 and 2010.

Matt Hansen
Oct 21, 2015Visualizing Data—Landsat at the World Economic Forum

The World Economic Forum has published a talk given by Illah Nourbakhsh, professor of robotics from Carnegie Mellon and Matthew Hansen, a remote sensing specialist at the University of Maryland, that demonstrates how visualizing big data can [...]

ridge-top bristlecone pine forest
Oct 5, 2015A forest by any other name?
Semantics, carbon implications, and solutions

Using the world’s first global, Landsat-based 30-meter resolution map of tree cover, researchers found that ambiguity of the term “forest” has the potential to create 13 percent discrepancies in forest area maps. While ecologists have long [...]

New Global Data Finds Tropical Forests Declining in Overlooked Hotspots
Sep 2, 2015New Global Data Finds Tropical Forests Declining in Overlooked Hotspots

The world lost more than 18 million hectares (45 million acres) of tree cover in 2014, an area twice the size of Portugal, according to new data from the University of Maryland (UMD) and Google released by Global Forest Watch. The data find that [...]

Forester showing pine beetle damage
Aug 19, 2015Improved Forest Disturbance Monitoring via an Algorithm Ensemble

Forest resource managers, natural resource policy makers, and global change scientists need comprehensive, consistent, and up-to-date information on trends in forest cover and condition. This information is essential for understanding carbon [...]

the sound of deforestation
May 28, 2015The Sound of Deforestation, A Hack to Make Data Sing

In his lightning talk Lagomasino proposed a challenge to help study deforestation by linking satellite imagery and ground-images gathered via crowdsourcing

Mountain pine beetle destruction
Mar 7, 2015Landsat-Based Insect Atlas Gives Best View of Outbreaks in Forests

Scientists for the first time have simultaneously compared widespread impacts from two of the most common forest insects in the West—mountain pine beetle and western spruce budworm – an advance that could lead to more effective management policies.

DNC deforestation
Feb 25, 2015Landsat Shows Felling of Tropical Trees Has Soared

The rate at which tropical forests were cut, burned or otherwise lost from the 1990s through the 2000s accelerated by 62 percent, according to a new study which dramatically reverses a previous estimate of a 25 percent slowdown over the same [...]

Moore and Surui chief
Jan 28, 2015Wrangling a Petabyte of Data to Better View the Earth

When viewed from space, clouds largely obscure the Earth. It isn’t a matter of time of day, angle or distance. It’s just the way it is – unless, of course, you are gazing at the planet using Google Earth. The story of how Google Earth offers [...]

Aspen Tree Trunks
Dec 22, 2014SilviaTerra: Landsat Use by a Forestry Start-up

SilviaTerra is a four-year-old start-up company with five full-time employees that is contributing to the change in the way forests are managed in the United States. The company provides next-generation, highly accurate forest inventory data to [...]