Essays Tagged: "surface temperatures"

Greenhouse Effect

opular term for theeffect that certain variable constituents of the Earth's lower atmosphere have onsurface temperatures. These gases--water vapor (H2O), carbon dioxide (CO2), andmethane (CH4)--keep g ... the freezing point ofH20. The gases have this effect because as incoming solar radiation strikes thesurface, the surface gives off infrared radiation, or heat, that the gases trap andkeep near ground ...

(2 pages) 124 0 3.6 Nov/1996

Subjects: Science Essays > Environmental Science

Urban Heat Islands

tructures and asphalt. Hence, during warm daylight hours, less evaporative cooling in cities allows surface temperatures to rise higher than in rural areas. Additional city heat is given off by vehicl ... l building walls that do not allow infrared radiation to escape as readily as do the relative level surfaces of the surrounding countryside. The slow release of heat tends to keep city temperatures hi ...

(2 pages) 48 0 3.0 Nov/1996

Subjects: Science Essays > Environmental Science

Global Warming

ular term for the effect that certain variable constituents of the Earth's lower atmosphere have on surface temperatures. It has been known since 1896 that Earth has been warmed by a blanket of gasses ... freezing point of water. The gases have this effect because as incoming solar radiation strikes the surface, the surface gives off infrared radiation, or heat, that the gases trap and keep near ground ...

(3 pages) 113 0 3.0 Feb/1996

Subjects: Science Essays > Environmental Science

Venus, the 2nd planet from the sun.

Planet Report:VenusBy: KimMr. MontgomeryPeriod 5Venus: The Boiling PlanetA planet with surface temperatures that can melt lead and atmospheric pressure that can crush a man where he stand ... planet are it's sulfuric clouds and rain, it's so called "blob tectonics" and it's relatively young surface. Venus's surface only checks out to be 500 million years old (based on Russian carbon-dating ... ic eruption of all the planets volcanoes. This mass eruption then acts as a planetary Zamboni and resurfaces the entire rock.The boiling planets' surface is covered by thousands of dome-like structure ...

(2 pages) 49 0 4.5 May/2003

Subjects: Science Essays > Astronomy

Kyoto Accord Should we ratify it?

s. Global sea levels could rise by at least fifteen and perhaps as much as ninety-five centimeters. Surface temperatures could increase by between 1.0 and 3.5 degrees Celsius.With climate change there ... rth, some of the light is reflected and some of the light is absorbed. The absorbed light warms the surface of the Earth. The heated surface then radiates infrared light into the atmosphere, where sma ...

(5 pages) 118 0 4.0 May/2004

Subjects: Science Essays > Earth Sciences

Year 11 Biology

ve only within a certain temperature range.Water heats up more slowly than air. Temperatures in the surface ocean layers vary from 30°C at the equator to freezing point in arctic regions. However, ... aters everywhere are cold. Small bodies of water may show considerable daily and seasonal variation.Surface temperatures on land vary far more than in water. The highest recorded in 60°C, and the ...

(11 pages) 53 0 5.0 Nov/2007

Subjects: Science Essays > Biology

Bushfires - Burning for the better

far worse effect than burning.Fire has intense effects on the abiotic factors of forest ecosystems. Surface temperatures have been reported to reach 1,000°C (Ahlgren) and a number of physicochemic ... rease (D.W Smith).Due to the release of basic cations during combustion and their deposition on the surface of the soil, most studies declare an increase in soil PH after fires (Pietikäinen, T.H ...

(4 pages) 14 0 0.0 Aug/2008

Subjects: Science Essays > Biology

Global Warming

ses, indicates that drastic and expensive mandates are premature and warrant further study.That the surface temperatures of the Earth have become warmer recently is the one issue upon which both sides ... arming controversy seem to agree. According to an editorial in The Wall Street Journal, the average surface temperature globally has increased about 1 degree Celsius during the 20th century. Other sou ...

(14 pages) 51 0 0.0 Nov/2008

Subjects: Science Essays > Environmental Science

Kyoto Protocol

st 10,000 years. Global sea levels would rise by at least 15 and perhaps as much as 95 centimeters. Surface temperatures could augment by between 1.0 and 3.5 degrees Celsius. With weather change, ther ... some of the light is reflected back and some of the light is absorbed. The absorbed light warms the surface of the Earth. The heated surface then radiates infrared light into the atmosphere, where lit ...

(10 pages) 44 0 4.0 Jan/2009

Subjects: Science Essays > Environmental Science