- biotic sector
- Geologyவாழ்க்கைக் காரணி
English-Tamil dictionary. 2014.
English-Tamil dictionary. 2014.
Glossary of environmental science — This is a glossary of environmental science.Environmental science is the study of interactions among physical, chemical, and biological components of the environment. Environmental science provides an integrated, quantitative, and… … Wikipedia
South America — South American. a continent in the S part of the Western Hemisphere. 271,000,000; ab. 6,900,000 sq. mi. (17,871,000 sq. km). * * * Continent, Western Hemisphere. The world s fourth largest continent, it is bounded by the Caribbean Sea to the… … Universalium
United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… … Universalium
Cambrian Period — Oldest time division of the Paleozoic Era. During the Cambrian, 543–490 million years ago, there were widespread seas and several scattered landmasses. The largest continent was Gondwana. The average climate was probably warmer than today, with… … Universalium
Ecosystem — An ecosystem is a natural unit consisting of all plants, animals and micro organisms(biotic factors) in an area functioning together with all of the non living physical (abiotic) factors of the environment.Christopherson, RW (1996) Geosystems: An … Wikipedia
Nutrient cycle — … Wikipedia
Sediment Profile Imagery — (SPI) is an underwater technique for photographing the interface between the seabed and the overlying water. The technique is used to measure or estimate biological, chemical, and physical processes occurring in the first few centimetres of… … Wikipedia
Water resources management in Peru — Source : INRENAtorage capacity and infrastructureIn 1980, INRENA established an inventory of Peru s water storage capacity, including lakes and dams. Peru has 12,201 lakes, 3,896 of which are located in the Pacific basin, 7,441 in the Atlantic… … Wikipedia
Material input per service unit — The concept of material input per unit of service (MIPS) originally developed at the Wuppertal Institute, Germany in the 1990s. The MIPS concept can be used to measure eco efficiency of a product or service and applied in all scales from a single … Wikipedia
Pinson Mounds — Infobox nrhp name =Pinson Mounds nrhp type = nhl caption = Sauls Mound (Mound 9) at Pinson Mounds State Archaeological Park location = Madison County, Tennessee nearest city = lat degrees = lat minutes = lat seconds = lat direction = long degrees … Wikipedia
Biotechnology — is technology based on biology, especially when used in agriculture, food science, and medicine. The United Nations Convention on Biological Diversity defines biotechnology as: [ [http://www.biodiv.org/convention/convention.shtml The Convention… … Wikipedia