Satellite Images Of Antarctica Over Time

During the summer sunlight shines on the continent constantly.

Satellite images of antarctica over time.

Map of antarctica and the southern ocean produced by the lima project landsat image mosaic of antarctica. In an odd twist of fate the new record was broken in september 2014 only weeks after the discovery. Grace follow on began data collection in june 2018 and is. Mouse over the buttons below the image to see an outline of the 1964 near record and the 2014 record.

Ground receiving stations around the world downlink image data from the satellite when it passes over the station. To create the landsat image mosaic of antarctica lima scientific visualizers combined landsat 7 scenes acquired between 1999 and 2001 a digital elevation model and field data measurements. Zoom earth shows live weather satellite images updated in near real time and the best high resolution aerial views of the earth in a fast zoomable map. Research based on observations from nasa s twin nasa german aerospace center s twin gravity recovery and climate experiment grace satellites indicates that between 2002 and 2016 antarctica shed approximately 125 gigatons of ice per year causing global sea level to rise by 0 35 millimeters per year.

The world s first high resolution three dimensional true color map of antarctica was built from more than 1 100 images from the landsat 7 satellite. Flying on both the aqua and terra satellites modis orbits the earth from north to south passing over antarctica many times every day. The grace mission concluded science operations in june 2017. The satellite takes images of the earth below and streams it down to the station in real time.

The mass of the antarctic ice sheet has changed over the last several years. In contrast in the antarctic the sea ice coverage has been increasing although at a lesser rate than the decreases in the arctic. Return to landsat 7 image gallery satellite imaging corporation is an official value added reseller var of imaging and geospatial data products for. Antarctica was enjoying summer when this image was taken.

It shows the topography of antarctica as blue lines research stations of the united states and the united kingdom in red text ice free rock areas in brown ice shelves in gray and names of the major ocean water bodies in blue uppercase text. Data from nasa s grace and grace follow on satellites show that the land ice sheets in both antarctica upper chart and greenland lower chart have been losing mass since 2002. Explore recent images of storms wildfires property and more. For this reason modis can only image antarctica during the summer.

Recovered images of antarctica showed a greater extent of sea ice than ever measured before by scientists but the record was short lived.