Browse Reference Articles
351 to 360 of 493 articles
-
Japanese beetle
The Japanese Beetle (Popillia japonica) is a beetle about 1.5 cm (0.6 inches) long and 1 cm (0.4 inches) wide (smaller in Canada), with shiny copper-colored elytra and a shiny green top of the thorax ... > more -
IPCC Third Assessment Report
The IPCC Third Assessment Report is a product of the Intergovernmental Panel on Climate Change, which is based in Geneva Switzerland, and was established in 1988 by two United Nations organisations, ... > more -
Geology of the Alps
The Alps form a part of a Tertiary orogenic belt of mountain chains along the southern margin of the continents Asia and Europe, called the Alpide belt. This belt of mountain chains was formed during ... > more -
Shifting cultivation
Shifting cultivation is an agricultural system in which a person uses a piece of land, only to abandon or alter the initial use a short time later. This system often involves clearing of a piece of ... > more -
Cretaceous
The Cretaceous period is one of the major divisions of the geologic timescale, reaching from the end of the Jurassic period, about 146 million years ago (Ma), to the beginning of the Paleocene epoch ... > more -
Metamorphic rock
Metamorphic rock is the result of the transformation of a pre-existing rock type, the protolith, in a process called metamorphism, which means "change in form". The protolith is subjected to heat and ... > more -
Dead zone (ecology)
Dead zones are hypoxic (low-oxygen) areas in the world's oceans, the observed incidences of which have been increasing since oceanographers began noting them in the 1970s. The term could as well ... > more
Search ScienceDaily
Number of stories in archives: 137,433

