Lab Class

Class Env., Science 100 Lab Name Winifer Guarda date 02.18.2011 1. Q1. 7,002,712,187 17,347,630 7,409,052 42 days 123,090 Q2. 313,036,541 4 fork up each minute 5 deaths every minute 2. Q3.19.1 Q5. 12.5 Q6.4.3 3. Q7. 17 tons of degree centigrade dioxide Q8. My Footprint is below s the U.S National ordinary 4. Q10. 77 acre Q12.500 Q11. 26.7/. 7,002,712,187 3.81 6. Q15.North Americas ecological footprint is the largest of any continent in the piece. If everyone in the world lived as Americans, we would need 5.3 planets to support us. As the worlds largest energy consumer, producer, and importer, the unite States is the worlds single largest emitter of greenho substance abuse gases from the burning of fossil fuels. Americans own to a greater extent and bigger cars and use 4.5 times the amount of gas use by Europeans. Americans grant more(prenominal) municipal waste, and spend more money treating it, than any opposite countr y in the world. Q16. 24/293.7 0.0812 earth per capita 7. More than 99.5% of U.S. intellectual nourishment comes from the land, while less than 0.5% comes from aquatic systems. Of the nearly 470 million earth of arable land that argon now in polish in the U.S.

, more than 1 million acres be befogged from cultivation separately year due to urbanization, multiplying expatriation networks, and industrial expansion. In addition, roughly 2 million acres of prime cropland are lost annu every(prenominal)y by erosion, salinization, and water logging. Q.18 nutrient Exports and Oil Imports Currently, the U.S. earns $40 gazillion per year as the largest aliment exporter in the wo rld. close to 60% of the oil colour utili! ze in the U.S. is imported at the cost of $75 billion per year. About 400 gallons of oil are expended to feed each American, thats about 17% of all energy used, each year. 7. The get together States had a total of 6,770 cislunar nationally designated (federal) protected areas. These protected areas cover 2,607,131 km2 (1,006,619 sq mi), or 27.08 per centum of the land area of the United States....If you requisite to get a full essay, order it on our website: OrderEssay.net

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