economy of radiation
91Healthcare in Cuba — Life in Cuba Art Cinema Cuisine Culture Demographics Education Health Holidays Human Rights Literature Musi …
92Arctic Regions — ▪ 2009 The Arctic regions may be defined in physical terms (astronomical [north of the Arctic Circle, latitude 66° 30′ N], climatic [above the 10 °C (50 °F) July isotherm], or vegetational [above the northern limit of the tree line]) or in human… …
93Radiography — For medical radiography see: RadiologyRadiography is the use of X rays to view unseen or hard to image objects. The main diagnostic purposes of X rays are to see inside ones body, especially of the brain and fetus, where the bones can be viewed… …
94Soviet atomic bomb project — The fathers of the Soviet nuclear program, Dr. Andrei Sakharov (left) with Dr. Igor Kurchatov (right) …
95Kyoto Protocol — Participation in the Kyoto Protocol, as of December 2010, Green = Countries that have signed and ratified the treaty              (Annex I II countries in dark green) Grey =… …
96Space colonization — Artist Les Bossinas 1989 concept of Mars mission Space colonization (also called space settlement, space humanization, or space habitation) is the concept of permanent human habitation outside of Earth. Although hypothetical at the present time,… …
97Self-organization — is a process of attraction and repulsion in which the internal organization of a system, normally an open system, increases in complexity without being guided or managed by an outside source. Self organizing systems typically (though not always)… …
98Radiologic technologist — A radiologic technologist, or radiographer, is a healthcare professional who creates medical images of the body to help health care providers diagnose and treat illness and injury. They work in hospitals, clinics, medical laboratories, nursing… …
99Climate change in Australia — Climate change has become a major issue in Australia due to drastic climate events since the turn of the 21st century that have focused government and public attention.[1] Rainfall in Australia has increased slightly over the past century,… …
100Cultivation of tobacco — Part of a series on Tobacco …
