Search results
Results from the WOW.Com Content Network
In the 1980s, members of the history department at the University of Arkansas at Little Rock organized a lecture series entitled "Historical Ecology: Essays on Environment and Social Change" [8] The authors noted the public's concerns with pollution and dwindling natural resources, and they began a dialogue between researchers with specialties ...
Germination of Methuselah (a bristlecone pine of the species Pinus longaeva), currently the world's oldest known non-clonal organism. 2807 BC Suggested date for an asteroid or comet impact occurring between Africa and Antarctica, around the time of a solar eclipse on May 10, based on an analysis of flood stories.
This timeline of the history of environmentalism is a listing of events that have shaped humanity's perspective on the environment. This timeline includes human induced disasters, environmentalists that have had a positive influence, and environmental legislation .
Also Gause's law. A biological rule which states that two species cannot coexist in the same environment if they are competing for exactly the same resource, often memorably summarized as "complete competitors cannot coexist". coniferous forest One of the primary terrestrial biomes, culminating in the taiga. conservation biology The study of Earth's biodiversity with the aim of protecting and ...
Null models, admittedly difficult to perfect, are in use, and, although a leading conservation scientist recently lauded island biogeography theory as "one of the most elegant and important theories in contemporary ecology, towering above thousands of lesser ideas and concept", he nevertheless finds that "the species-area curve is a blunt tool ...
Robert MacArthur (1930–1972) is best known in the field of Evolutionary Ecology for his work The Theory of Island Biogeography, in which he and his co-author propose "that the number of species on any island reflects a balance between the rate at which new species colonize it and the rate at which populations of established species become ...
A towel on the floor means, 'Please replace.' Thank your for helping us conserve the Earth's vital resources." The card was decorated with the three green arrows that make up the recycling symbol.
An invasive species is an introduced species that harms its new environment. Invasive species adversely affect habitats and bioregions , causing ecological, environmental, and/or economic damage. The term can also be used for native species that become harmful to their native environment after human alterations to its food web .