https://cdn.earthdata.nasa.gov/conduit/upload/5182/KeywordsCommunityGuide_Baseline_v1_SIGNED_FINAL.pdf 23.6 2026-03-19T10:41:57.720Z https://gcmd.earthdata.nasa.gov/KeywordViewer/scheme/providers/f6751307-19d8-4672-b1d1-93de7d1cf1ca COLUMBIA/LDEO The Lamont-Doherty Earth Observatory (LDEO) is a leading researchinstitution where more than 200 research scientists seek fundamentalknowledge about the origin, evolution and future of the natural world.LDEO scientists observe Earth on a global scale, from its deepestinterior to the outer reaches of its atmosphere, on every continentand in every ocean. They decipher the long record of the past, monitorthe present, and seek to foresee Earth?s future.From global climate change to earthquakes, volcanoes, nonrenewableresources, environmental hazards and beyond, the Observatory?sfundamental challenge is to provide a rational basis for the difficultchoices faced by humankind in the stewardship of the planet.Website: 'http://www.ldeo.columbia.edu/'[Summary provided by Columbia University.]