global ecological system integrating all living beings and their relationships
is the tendency of matter to change in shape, area, and volume in response to a change in temperature.
the weather conditions prevailing in an area in general or over a long period.
a change in global or regional climate patterns, in particular a change apparent from the mid to late 20th century onwards and attributed largely to the increased levels of atmospheric carbon dioxide produced by the use of fossil fuels.
the goal to reduce the amount of energy required to produce products and services.
is the biogeochemical cycle by which carbon is exchanged among the biosphere, pedosphere, geosphere, hydrosphere, and atmosphere of the Earth.
is an electromagnetic radiation with a wavelength from 10 nm (30 PHz) to 400 nm (750 THz), shorter than that of visible light but longer than X-rays.
a colorless, unstable toxic gas with a pungent odor and powerful oxidizing properties, formed from oxygen by electrical charges or ultraviolet light
a natural fuel such as coal or gas, formed in the geological past from the remains of living organisms.
the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water
a layer in the earth’s stratosphere at an altitude of about 6.2 miles containing a high concentration of ozone, which absorbs most of the ultraviolet radiation reaching the earth from the sun.
substance enclosed under pressure and able to be released as a fine spray, typically by means of a propellant gas.
water that has been used in the home, in a business, or as part of an industrial process.