cloudless satellite imagery

Methods for Creating Cloud Free Satellite Imagery: Sentinel 2

September 7, 2017By Mark AltaweelGIS Data

Nearly 70% of the globe is covered by clouds at any given time. Several methods have been developed to remove cloud cover from satellite imagery.

Tracking Post-Storm Water Movement Using GPS

NASA researchers recently published a study which uses GPS technology to track water volume and movement post-Harvey

Forecasting Cholera Using Remote Sensing

The NASA cholera forecasting tool effectively takes satellite observations on environmental conditions and combines the data with information on infrastructure and conditions in a country.

Maps are the primary tools by which spatial relationships are visualized. Maps therefore become important documents. There are several key elements that should be included each time a map is created in order to aid the viewer in understanding the communications of that map and to document the source of […]

Learn GIS for Free

There are a few online options to learn GIS for free. Take advantage of resources that provide you access to free courses from some of the world’s best universities and institutions.