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- Microorganism (1865 bytes)
10: ...participating in driving the earth's main element cycles, and for the creation of certain types of food, m... - Ecology (24417 bytes)
55: ...ithosphere, atmosphere and biosphere in regular [[cycles]]. The oceans are large tanks, which store water,... - Culture of Spain (17671 bytes)
151: ...least the [[1770s]], and has been through several cycles of dwindling popularity and rebirth. The style h... - Cicadas (3983 bytes)
33: ...to five years. Some species have much longer life cycles, e.g. the ''[[Magicicada]]'' goes through a 13- o... - Dragonflies and Damselflies (4651 bytes)
34: ...hing. Both are members of Odonata, and their life cycles are similar. - Marine Life (10377 bytes)
10: ...elationship between life in the sea and important cycles of matter (such as the [[carbon cycle]]) and move...
71: ...many species during different parts of their life cycles. In fact where [[sea turtle]]s travel is still la... - Mules (3738 bytes)
5: A female mule, called a "molly," has [[estrus]] cycles and can carry a fetus, as has occasionally happen... - Mustelids (5262 bytes)
27: ...few hours to survive, so it runs through multiple cycles of sleep and wakefulness every day. - Ticks and Mites (8184 bytes)
37: ...o progress to each successive stage in their life cycles. - Tuataras (5776 bytes)
45: ...[[vitamin D]], as well as to determine light/dark cycles, and help with proper thermoregulation. - Civilizations (30128 bytes)
81: ...primary cultural symbol. Civilizations experience cycles of birth, life, decline and death, often supplant... - History of ecology (10158 bytes)
21: ...mineral|minerals]], [[Biogeochemical cycle|matter cycles]], et cetera. - Creation (theology) (32465 bytes)
36: ...857]]. He held that because the world operates in cycles (chicken to egg to chicken on so on), certain phy... - Frog zoology (7395 bytes)
18: ... use external fertilization in their reproductive cycles. The female frog begins by laying a clutch of egg... - Ice Age (15809 bytes)
19: ...thern Hemisphere. Since then, the world has seen cycles of glaciation with ice sheets advancing and retre...
30: ...nhouse gas]]es" would outweigh any [[Milankovitch cycles|Milankovitch]] (orbital) forcing; and some recent...
34: ... orbit around the [[Sun]] known as [[Milankovitch cycles]] (and possibly the Sun's orbit around the [[gala...
42: ...ional explanations are necessary to explain which cycles are observed to be most important in the timing o...
44: ...minance of the 100,000 year cycle over the last 8 cycles. [[Richard A. Muller]] and Gordon J. MacDonald [h... - Temperature record (5617 bytes)
41: ... The Vostok core covers four glacial/interglacial cycles. Two cores [http://www.ngdc.noaa.gov/paleo/icecor...
47: ... ago. This deepening phase, and the accompanying cycles, largely began approximately 3 million years ago ... - Bicycle (44267 bytes)
5: ...sign. With over one billion in the world today, bicycles provide the principal means of transportation in ...
7: ...r areas. Beyond recreation and transportation, bicycles have been adapted for use in many occupations, in...
17: ...ng it the ''[[penny-farthing]]''. The primitive bicycles of this generation were difficult to ride, and th...
19: ...s were known as ''dwarf safeties'', or ''safety bicycles'', for their lower seat height and better weight ...
23: ...rt and ushered in the [[1890s]] ''Golden Age of Bicycles''. In [[1888]] Scotsman [[John Boyd Dunlop]] intr... - Motorcycle (40437 bytes)
9: Variations exist: some motorcycles are equipped with floorboards instead of footpegs...
25: Some motorcycles include the engine as a load bearing (or ''stress...
27: ... type sandcast aluminium. Performance racing motorcycles often use carbon-fibre wheels, but the expense of...
29: ...namic technology included in the design, and motorcycles still effectively push their way through the atmo...
77: ...hancing aftermarket parts available for most motorcycles including brake pads of varying compounds and ste... - Global Positioning System (28209 bytes)
76: ...metre]]s. This is done by resolving the number of cycles in which the signal is transmitted and received b... - Karl Marx (38076 bytes)
82: Marx believed that this [[business cycles | cycle]] of growth, collapse, and growth would b...
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