General Earth Sciences – 地球科學 Earth Sciences (geology) It is the study of the Earth planet, its composition, origin and evolution. Earth science includes the study of the solid earth (crust, mantle and core) and its interaction with the atmosphere, the hydrosphere, including the oceans, the universe and the biosphere and usually uses tools from physics, […]
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AIR POLLUTION Air pollution is contamination of the indoor or outdoor environment by any chemical, physical or biological agent that modifies the natural characteristics of the atmosphere. Household combustion devices, motor vehicles, industrial facilities and forest fires are common sources of air pollution. Pollutants of major public health concern include particulate matter (PM), carbon monoxide (CO), ozone (O3), nitrogen dioxide (NO2) and sulfur dioxide (SO2). Outdoor
NATURAL HAPPENINGS TECTONIC PLATES Plate Tectonics & Plate Boundaries video from GEOLOGYpage An Introduction to Continental Drift and Plate Tectonics video Planet Earth 100 Million Years In The Future – What will happen to our world? – HD Full Documentary video from WORLD GEOGRAPHIC CHANNEL EARTHQUAKES (地震) Latest earthquakes in real time by USGS The most significant earthquakes from 1900 to 2016 by USGS
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