Ecoregions are ecological and geographical areas that exist on multiple different levels, defined by type, quality, and quantity of environmental resources. Ecoregions cover relatively large areas of
The Ötztal Alps, a mountain range in the central Alps of Europe, are part of the Central Eastern Alps, and can both be termed as ecoregions.
A conifer forest in the Swiss Alps
Terrestrial Ecoregions of the World (Olson et al. 2001, BioScience)
View of Earth, taken in 1972 by the Apollo 17 crew. Approximately 71% of Earth's surface (an area of some 361 million square kilometers) consists of ocean
Ecology is the natural science of the relationships among living organisms and their environment. Ecology considers organisms at the individual, population, community, ecosystem, and biosphere levels.
Ecoregion
…Ecoregions (ecological regions) are ecological and geographical areas that exist on multiple different levels, defined by type, quality, and quantity of environmental resources. Ecoregions cover…
Biodiversity of a coral reef. Corals adapt to and modify their environment by forming calcium carbonate skeletons. This provides growing conditions for future generations and forms a habitat for many other species.
Long-tailed broadbill building its nest
Termite mounds with varied heights of chimneys regulate gas exchange, temperature and other environmental parameters that are needed to sustain the internal physiology of the entire colony.
Generalized food web of waterbirds from Chesapeake Bay