The Agustín Codazzi Geographic Institute (IGAC) through its Research and Development in Geographic Information - CIAF, is developing a methodology to support the identification of illegal areas of opencast mining activities in the north-east of Antioquia Department, Colombia, by using remote sensing and geographic information systems.
A new NASA study about snowmelt in Wyoming shows, that the snow in a basin in northwest Wyoming now disappears about 16 days earlier than it did in the period from the 1970s through the 1990s. Snowmelt, as a water source, has a significant impact on agriculture and ecosystems in Wyoming.
Sweden is not a country typically known for its summer wildfires. Fires occur regularly, but not in the intesity of this year's blaze that has been affecting the region of Västmanland since 31 July 2014.
The fire grew to the largest one in 40 years. It has affected more than 150 square kilometers, killed one person and forced thousands to evacuate.
The United States Earth Observationsatellite Landsat 8 has recently seen a high increase in acquisition rates. On average, 700 scenes per day have been acquired (compared to 550 images per day before June 2014).