APES Flashcards

6678709922	LD 50	the dosage that kills 50% of a sample	0
6678713814	SO₂	produced: fossil fuel burning (coal) primary pollutant damage: respiratory tract, trees, acid rain, smog?	1
6678719669	NOx	sources: fossil fuel, vehicle, industrial primary pollutant damage: greenhouse gas, smog, acid rain?, damage ozone	2
6678912826	most common greenhouse gases	water vapor and CO2, prob methane after	3
6678929392	acute and chronic exposure	acute: short strong levels chronic: long term lethal: dead	4
6678939390	minimata japan	methylmercury in all the water; bioaccumulate	5
6678959869	photochemical cmog	UV hits nitrous oxides and causes visible smog	6
6678974338	garbage %s	27% paper 12 plastic, metal and glass small; wood 6, yard trimmings 13, food waste 14, rubber 9	7
6678981359	NPP	net primary productivity: how much energy produced - how much used by producer	8
6678986818	GPP	gross primary productivity: how much energy made by producer ignoring how much the producers use	9
6689889322	efficiency of diff irrigation methods	hydroponic > drip > central pivot > gravity/flood	10
6689907080	why does low pH hurt fish	range of tolerance develop mucuous layer over gills to protect that suffocates them	11
6689917676	what percent of water in US used for irrigation	80	12
6689936375	criteria air pollutants	established by NAAQS (nat ambient air quality standards) CO, CO2, NOx, SO2, lead, O3, particulates pollutants that cause damage to health and enviro; EPA	13
6689957098	energy star	certification of energy efficient products from EPA and DOE that has spread across the world	14
6689959967	soil horizons	O: organic matter, humus A: roughly even mix of organic and sediments E: leaching of nutrients and stuff from above layers B: subsoil, distinct composition from parent rock, elluviation layer brings metals and silicate clays C: lightly broken up parent rock R: bedrock	15