Ecosystems | NASA Earthdata
Ecosystems. An ecosystem is a community of living organisms in conjunction with the nonliving components of their environment (things like air, water and mineral soil), interacting as a system. These biotic and abiotic components are regarded as linked together through nutrient cycles and energy flows. As ecosystems are defined by the network ...
Anthropogenic/Human Influenced Ecosystems - Earthdata
2024年8月19日 · Pertains to terrestrial ecosystems where human activity is significantly and rapidly altering the form and function. For example, we are changing the chemical composition of the atmosphere, converting natural landscapes to urban areas, and transporting floral and faunal species far beyond their natural boundaries. Definition source: United States Geological Survey
Aquatic Ecosystems - Earthdata
2024年5月31日 · Aquatic Ecosystems. The water environments, such as rivers, and oceans in which the life needs of a plant or animal are supplied. Definition source: University of South Florida.
Terrestrial Ecosystems - Earthdata
2024年7月22日 · Ecosystems. Terrestrial Ecosystems. Terrestrial Ecosystems. Find Data. The dry land environment in which the life needs of a plant or animal are supplied. Definition source: General Multilingual Environmental Thesaurus.
Savanna - Earthdata
An unexpectedly large count of trees in the West African Sahara and Sahel. A rolling grassland scattered with shrubs and isolated trees, which can be found between a tropical rainforest and desert biome. Not enough rain falls on a savanna to support forests. Savannas are also known as tropical grasslands.
Alpine/Tundra - Earthdata
2022年8月29日 · Alpine/Tundra. Alpine/Tundra. Find Data. Habitat found in the zone on mountain tops between permanent snow and the cold limits of trees, or in arctic regions, characterized by very low winter temperatures, short cool summers, permafrost below a surface layer subject to summer melt, short growing season, and low precipitation.
Agricultural Lands - Earthdata
2023年7月27日 · Agricultural Lands. Find Data. Areas that are used for farming, including ranching, or land that has biophysical attributes that make it suitable for agricultural use. Definition source: Organisation for Economic Co-operation and Development. Sub-Topics.
Ecosystems and Restoration - Maryland Sea Grant
2024年10月14日 · Maryland Sea Grant supports scientific research to advance knowledge that can help conserve the Bay’s sensitive ecosystem and preserve sustainable uses by humans, such as fishing. We fund research about a variety of ecosystem dynamics relevant to restoring the Bay: Pollution and water quality: Land development, farming, sewage treatment, and ...
Rivers/Stream - Earthdata
2022年11月22日 · Volga Delta, Russia and Kazakhstan. The Earth Observing System Data and Information System is a key core capability in NASA’s Earth Science Data Systems Program. It provides end-to-end capabilities for managing NASA’s Earth science data from various sources—satellites, aircraft, field measurements, and various other programs.
Grasslands - Earthdata
2020年11月19日 · Grasslands Initiative. The Earth Observing System Data and Information System is a key core capability in NASA’s Earth Science Data Systems Program. It provides end-to-end capabilities for managing NASA’s Earth science data from various sources—satellites, aircraft, field measurements, and various other programs.