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- Water cycle (2867 bytes)
3: ...he ocean is one such "compartment"), the multiple cycles that make up the earth's water cycle involve four... - Great Barrier Reef (3888 bytes)
22: ...es to boom-and-bust like locusts in a desert. The cycles are thought to be enhanced by declines in water q... - Fertile Crescent (3589 bytes)
7: ...depend. The last two millennia have seen repeated cycles of decline and recovery as past works have fallen... - Charlemagne (11466 bytes)
- Time (15299 bytes)
112: * [[Cycle]]s and [[List of cycles]]
181: *[http://www.cyclesresearchinstitute.org/ Cycles Research Institute] - Trebuchet (7499 bytes)
14: ...buchet's arm and frame then oscillate for several cycles. - Climate change (15859 bytes)
11: *The 100,000 year [[ice age]] cycles are controlled by orbital forcing - variations in...
34: ...00,000 year ice age cycles. The forcing for these cycles is believed to be orbital variation but the impos...
42: ...clic changes in Earth's orbit (see [[Milankovitch cycles]]). On much longer (hundreds of millions of years...
45: The 100,000 year [[ice age]] [[cycles]] are due to natural causes. Within the last 1000... - Global warming (53726 bytes)
3: ...ative view, that the principal causes are natural cycles such as [[solar activity]], is held by many journ...
48: ... the Earth's orbit around the Sun ([[Milankovitch cycles]]), [[solar activity]], and volcanic emissions as... - Avalanche (25211 bytes)
41: ...temperature is high enough for gentle freeze-thaw cycles to take place, the melting and re-freezing of wat... - Perennial plant (3124 bytes)
25: ...st.edu/extension/mg/botany/cycles.html Plant life cycles] - Biennial plant (3352 bytes)
20: ...st.edu/extension/mg/botany/cycles.html Plant life cycles] - River (12397 bytes)
31: [[Flood]]ing is a natural part of a river's cycles. Human activity, however, has upset the natural w... - Virus (17572 bytes)
3: ...ysogenic]] and [[lytic cycle]]s, the reproductive cycles. - Moon (37975 bytes)
240: ...th respect to the Sun (phases of the Moon, 12.369 cycles per year)<!--- Distinction between tropical and j... - Caesium (11026 bytes)
154: ...esium. SI defines the [[second]] as 9,192,631,770 cycles of the [[radiation]] which corresponds to the tra... - Shadow mask (2096 bytes)
5: ...ask that can result from repeated expand/contract cycles, thus increasing the display's life expectancy. - Lion (11511 bytes)
17: ...y 10 to 20 minutes. However, it takes 6-9 estrus cycles for the female to become pregnant. - Chicken (21473 bytes)
68: ...uction. Chickens are exposed to artificial light cycles to stimulate egg production year-round. In addit... - Tick (8099 bytes)
38: ...o progress to each successive stage in their life cycles. - Dog (69384 bytes)
217: ...n age of first season. The amount of time between cycles varies greatly among different dogs, but a given ...
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