Tags

    Case studies

    Species
    • Loss of amphibians
      • sensitivity, immersed in pollutants, porous skin
      • declining ecosystem health
      • pollution (drugs, pesticides)
      • habitat loss
      • canary in the coal mine
    • Zebra mussels
      • invasive species from Asia
      • carried by tankers/ships into the great lakes
      • no predators, fast reproduction
      • crowds out native species, human infrastructure impact
    • Passenger pigeon Extinction
      • From 1 billion per flock to extinct in 70 years
      • hunted to extinction (1914)
      • humans can impact a species in a short period of time
    • DDT (Dichloro-Diphenyl-Trichloro-ethane)
      • extinction of birds
      • used against malaria
      • Rachel Carson "Silent spring" (no birds, so silent)
      • bioaccumulation in birds, others
      • persistent organic pollutant (POP)
      • major factor in the recovery of the bald eagle and peregrine falcon
    • Kudzu invasion (Southeast US)
      • intro in 1876 as decorative plant
      • very fast metabolism, fast photosynthesis
      • nitrogen fixer, so fast (jack and the beanstalk)
      • huge root mass, so lots of water
      • fastest plant wins
    • Gray wolves, Yellowstone
      • hunted: 1 million killed by ranchers
      • endangered species 1974
      • genetic bottleneck (see also whales)
      • ecosystem impact: elk, plants overgrown (no predators)
      • 1995 re-introduced, now just "threatened"
    • California Condor
      • lead poisoning from eating birds shot with lead shot
      • 22 remaining in 1987
      • 2003 APES exam did NOT allow use of DDT as a reason for decline
      • breeding programs restored some, slowly
    Water
    • Lake Erie dead
      • 1969 DO was close to zero, so dead
      • industrial waste, sewage and fossil fuels
      • paper mills, steel mills, chemical manufacturing
      • high phosphate detergents, algal bloom
      • all fish died
      • some improvement in progress
    • St. James Bay, Quebec Canada
      • hydroelectric dams ("turn off the hydro")
      • 1974, 11 hydro plants on 4 rivers
      • rivers diverted
      • salmon decline, also earthquakes from the mass of water
      • migrating bird decline
    • Gulf of Mexico dead zone
      • Largest of 400 dead zones around the planet, 2x since 2000
      • Mississippi and Atchafalaya rivers dump sediment and fertilizers, algal bloom
      • impacts fishing, tourism
    • Aral Sea, Asia
      • saline lake, then dry lake
      • 75 percent decrease in volume, lack of flow
      • excessive diversion of rivers for irrigation
      • interesting: salt dust from this sea lands on the Himalayan ice pack, melting it
    • Three Gorges Dam, China
      • 2009, Yangtze river
      • displaced 1.2 million people
      • sedimentation, release of heavy metals (cooler, darker water)
      • increased salt water intrusion at river mouth to sea from lack of flow
      • lack of seasonal flooding (see also Nile river and Great Aswan Dam)
    • California Water project
      • 1916 diverted water from central valley (e.g. Manzanar) to LA, Owens river valley
      • 1941 added Mono Lake aqueduct, diverting more, including from northern CA (Yosemite)
      • Mono lake dried up, birds on island in the middle died (predators)
      • 2006 court said some water had to be restored to Mono Lake
    Human
    • China one child policy
      • 1979 began
      • reduce stress on food supply
      • fine for violators
      • forced abortions
      • female infanticide
      • now illegal to determine sex of baby before birth
      • suspended recently
    • Easter Island: tragedy of the commons
      • limited number of slow growing trees
      • cut down for trade, lumber
      • also rats
      • 1722, famine, few survivors
    Events
    • Bhopal chemical disaster
      • union carbide
      • MIC (methyl isocyanate) 1984
      • 2259 dead at once, 3787 later
      • total dead: 558,125
    • Chernobyl nuclear disaster
      • 1986 Ukraine
      • plant exploded
      • I 131 all over area,
      • 28 dead at once, 19 more later, 4,000 cancer deaths
    • Cuyahoga River Fire
      • Not one, but 13 fires there, biggest in 1969
      • chemicals dumped into the river caught fire
      • "a river that oozes rather than flows"
      • CWA legislated cleanup
    • Deepwater Horizon oil spill
      • BP oil rig in deep water, 2010
      • 5 million barrels of oil leaked
      • killed fish, sea birds
      • destroyed fishing industry
      • depleted DO
      • 5000 dead animals collected
    • Exxon Valdez oil spill
      • Drunk captain ran ship aground in Prince William Sound, AK
      • 1989
      • 750,000 barrels of oil
      • worst environmental disaster in human history
      • 1300 miles of coastline, 11,000 square miles of ocean
      • Response: oil pollution act of 1990: double hull ships, no more drunk captains
    • Fukushima Daiichi Nuclear disaster
      • Offshore earthquake and tsunami. 2011
      • flooded generators in plant, so no flow of water through reactor
      • meltdown, toxic even today
    • Hurricane Katrina
      • 1836 people dead
      • 81 billion dollars damage
      • storm surge, levees overloaded
      • poor planning, overdevelopment
    • Kissimmee River dredging, FL
      • everglades 1954 created a canal from a river
      • created straight line canal from twisting river
      • too fast water, damaged lake kissimmee
      • oxbow lake gone
    • London Fog air pollution
      • 1952 "big smoke" December
      • inversion layer
      • 12,000 dead, 100,000 seriously injured
      • led to UK clean air act of 1956, and later our CAA
    • Love Canal Waste dumping
      • Hooker chemical dumped waste into the canal
      • canal was then filled with clay
      • hooker put 55 gallon barrels full of haz mat into the clay
      • dump closed in 1953
      • local school board purchased the land
      • 1978, birth defects, then a superfund site
    • Santa Barbara oil spill
      • 1969
      • Union oil
      • 100,000 barrels of crude oil
    • Three Mile Island nuclear disaster
      • 1979
      • partial meltdown of reactor
      • I 131 released
      • China Syndrome
      • crystallized anti-nuclear sentiment in US
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    Comments

    /groups/apenvironmentalscience/search/index.rss?tag=hotlist/groups/apenvironmentalscience/search/?tag=hotWhat’s HotHotListHot!?tag=hot6/groups/apenvironmentalscience/sidebar/HotListadminadmin2013-02-05 02:24:03+00:002013-02-05 02:24:03updated4Added tag - hotadminadmin2013-02-05 02:24:02+00:002013-02-05 02:24:02addTag3adminadmin2013-02-05 02:05:35+00:002013-02-05 02:05:35updated2First createdadminadmin2013-02-05 02:03:35+00:002013-02-05 02:03:35created1wiki2013-02-05T02:24:03+00:00groups/apenvironmentalscience/wiki/394a8FalseEnergy notes/groups/apenvironmentalscience/wiki/394a8/Energy_notes.htmladmin4 updatesEnergy notes Week of 2.4.13: energy wrap-up e2 video: coal vs. nuclear in class AP exams: FRQ 2002.1 2004.2 2006.1 2007.2 2008.1 ...Falseadmin2013-02-05T02:24:03+00:00adminadmin2013-02-05 02:23:20+00:002013-02-05 02:23:20updated6Added tag - hotadminadmin2013-02-05 02:23:18+00:002013-02-05 02:23:18addTag5adminadmin2013-02-05 02:23:12+00:002013-02-05 02:23:12updated4adminadmin2013-02-05 02:21:48+00:002013-02-05 02:21:48updated3adminadmin2013-02-05 02:20:26+00:002013-02-05 02:20:26updated2First createdadminadmin2013-02-05 02:06:00+00:002013-02-05 02:06:00created1wiki2013-02-05T02:23:20+00:00groups/apenvironmentalscience/wiki/c360bFalseFeb-May plan/groups/apenvironmentalscience/wiki/c360b/FebMay_plan.htmladmin6 updatesFeb-May plan 1. conclusion of energy chapters (see previous wiki) 2. GCC AP questions FRQ: 2006.2 2005.3 2005.4 2007.3 ...Falseadmin2013-02-05T02:23:20+00:00adminadmin2012-03-07 05:53:55+00:002012-03-07 05:53:55updated14adminadmin2012-03-07 05:43:38+00:002012-03-07 05:43:38updated13adminadmin2012-03-07 05:41:35+00:002012-03-07 05:41:35updated12adminadmin2012-03-07 05:38:57+00:002012-03-07 05:38:57updated11Added tag - hotadminadmin2012-03-07 05:38:55+00:002012-03-07 05:38:55addTag10adminadmin2012-03-07 05:36:47+00:002012-03-07 05:36:47updated9adminadmin2012-03-07 05:22:26+00:002012-03-07 05:22:26updated8adminadmin2012-03-07 05:20:01+00:002012-03-07 05:20:01updated7adminadmin2012-03-07 05:18:58+00:002012-03-07 05:18:58updated6adminadmin2012-03-07 04:58:55+00:002012-03-07 04:58:55updated5adminadmin2012-03-07 04:57:33+00:002012-03-07 04:57:33updated4adminadmin2012-03-07 04:56:53+00:002012-03-07 04:56:53updated3adminadmin2012-03-07 04:54:20+00:002012-03-07 04:54:20updated2First createdadminadmin2012-03-07 04:53:33+00:002012-03-07 04:53:33created1weblog2012-03-07T05:53:55+00:00groups/apenvironmentalscience/weblog/de030FalseGreen Apple/groups/apenvironmentalscience/weblog/de030/Green_Apple.htmladmin14 updatesGreen Apple Team, Please watch this video about NYC: Trailer: http://www.pbs.org/e2/episodes/101_the_green_apple_trailer.html On the server: http://physics.hpa...Falseadmin2012-03-07T05:53:55+00:00adminadmin2011-09-13 19:08:24+00:002011-09-13 19:08:24updated4Added tag - hotadminadmin2011-09-13 19:08:22+00:002011-09-13 19:08:22addTag3adminadmin2011-09-13 19:08:10+00:002011-09-13 19:08:10updated2First createdadminadmin2011-09-13 19:04:30+00:002011-09-13 19:04:30created1weblog2011-09-13T19:08:24+00:00groups/apenvironmentalscience/weblog/4ecddFalseQuestions for Wednesday, wiki adds/groups/apenvironmentalscience/weblog/4ecdd/Questions_for_Wednesday_wiki_adds.htmladmin4 updatesQuestions for Wednesday, wiki adds Team, I'd like to try something for class tomorrow: each of you to create a question from chapter 3, and email it to me by this evening (Tuesday). Pl...Falseadmin2011-09-13T19:08:24+00:00adminadmin2011-09-08 21:36:21+00:002011-09-08 21:36:21updated29adminadmin2011-08-24 23:20:40+00:002011-08-24 23:20:40updated28adminadmin2011-08-24 22:42:36+00:002011-08-24 22:42:36updated27adminadmin2011-08-22 02:41:09+00:002011-08-22 02:41:09updated26adminadmin2011-08-22 02:40:02+00:002011-08-22 02:40:02updated25adminadmin2011-08-21 20:39:11+00:002011-08-21 20:39:11updated24adminadmin2011-08-21 20:30:42+00:002011-08-21 20:30:42updated23adminadmin2011-08-21 20:30:13+00:002011-08-21 20:30:13updated22adminadmin2011-08-21 20:25:48+00:002011-08-21 20:25:48updated21adminadmin2011-08-21 20:25:18+00:002011-08-21 20:25:18updated20adminadmin2011-08-21 00:22:12+00:002011-08-21 00:22:12updated19adminadmin2011-08-21 00:18:56+00:002011-08-21 00:18:56updated18adminadmin2011-08-21 00:15:43+00:002011-08-21 00:15:43updated17adminadmin2011-08-21 00:12:37+00:002011-08-21 00:12:37updated16adminadmin2011-08-21 00:12:02+00:002011-08-21 00:12:02updated15adminadmin2011-08-20 23:59:41+00:002011-08-20 23:59:41updated14Added tag - hotadminadmin2011-08-20 23:59:38+00:002011-08-20 23:59:38addTag13Added tag - conservationadminadmin2011-08-20 23:59:32+00:002011-08-20 23:59:32addTag12Added tag - critical thinkingadminadmin2011-08-20 23:59:19+00:002011-08-20 23:59:19addTag11Added tag - ch1adminadmin2011-08-20 23:59:08+00:002011-08-20 23:59:08addTag10Added tag - sustainabilityadminadmin2011-08-20 23:59:05+00:002011-08-20 23:59:05addTag9adminadmin2011-08-20 20:47:39+00:002011-08-20 20:47:39updated8adminadmin2011-08-20 20:46:15+00:002011-08-20 20:46:15updated7adminadmin2011-08-20 20:43:07+00:002011-08-20 20:43:07updated6adminadmin2011-08-20 19:14:13+00:002011-08-20 19:14:13updated5adminadmin2011-08-20 19:11:26+00:002011-08-20 19:11:26updated4adminadmin2011-08-20 18:59:57+00:002011-08-20 18:59:57updated3adminadmin2011-08-20 18:56:59+00:002011-08-20 18:56:59updated2First createdadminadmin2010-11-07 01:41:28+00:002010-11-07 01:41:28created1wiki2011-09-08T21:36:21+00:00groups/apenvironmentalscience/wiki/welcomeFalseCh01 Overview/groups/apenvironmentalscience/wiki/welcome/Ch01_Overview.htmladmin29 updatesCh01 Overview Welcome to our APES wiki. You should be able to do the following after logging in with your account: To create a new page, click the ...Falseadmin2011-09-08T21:36:21+00:00hot/groups/apenvironmentalscience/search/index.rss?sort=modifiedDate&kind=all&sortDirection=reverse&excludePages=wiki/welcomelist/groups/apenvironmentalscience/search/?sort=modifiedDate&kind=all&sortDirection=reverse&excludePages=wiki/welcomeRecent ChangesRecentChangesListUpdates?sort=modifiedDate&kind=all&sortDirection=reverse&excludePages=wiki/welcome0/groups/apenvironmentalscience/sidebar/RecentChangesListmodifiedDateallRecent ChangesRecentChangesListUpdateswiki/welcomeNo recent changes.reverse5searchlist/groups/apenvironmentalscience/calendar/Upcoming EventsUpcomingEventsListEvents1Getting events…