BIOL 3130 Lecture Notes - Urchin Barren, Overfishing
50 views3 pages
23 Mar 2012
School
Department
Course
Professor
Document Summary
89% of the earth"s surface affected to some degree. With habitat loss >90%, little left to protect, it is very difficult to return exploited land. There is a lack of reference conditions, meaning we do not know how the areas to what it once was functioned or appeared originally. Environmental mitigation: part of an environmental crediting system involving. Mitigate : to make less harsh or hostile. allocating debits and credits. Debits = where a natural resource are destroyed or severely impaired. Credits = where a natural resource has been deemed to be improved or preserved. Controversies about mitigation: often low success rate, if successful, many projects may proceed with the assumption we can easily recreate nature . Many species have been reintroduced into the wild after captive propagation. Extinct re-introductions: p re david"s deer, arabian oryx, american bison, red wolf, guam kingfisher, guam rail, california condor.
Get access
Grade+20% off
$8 USD/m$10 USD/m
Billed $96 USD annually
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
40 Verified Answers
Class+
$8 USD/m
Billed $96 USD annually
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
30 Verified Answers
Related Documents
Related Questions
mutations symbioses random distributions |
plants and animals sedimentary rock andfossil fuels atmosphere |
holds that something isright when it produces the greatest benefit for the greatest numberof people is not an ethicalstandard cannot be used toestimate the value of natural resources |
mutation and habitatselection mutation and globalclimate change extinction andspeciation |
be prudent and efficientin the use of natural resources consider the environmentthe ultimate servant of mankind maintain the environmentin a pristine, unaltered state |
protect areas againstdevelopment while allowing public access harvest naturalresources maintain the naturalenvironment in a pristine, unaltered state |
energy flow in anecosystem population density natural resourcefluctuations |
an educated guess thatexplains a phenomenon or answers a question an instrument that isused to examine environmental conditions the design of anexperiment that can be used for the process of science |
the importance ofconsidering environmental impacts on all living things the importance ofeconomics in environmental decisions the dual-natured view ofhumans and animals as environmental controls |
the idea that theincrease in human population would lead to famine and war the concept that humanpopulation growth would lead to greater industry and prosperitythrough education instituting fertilizeruse for agriculture |
the study of organismsand their interactions with each other and the environment a subfield ofenvironmentalism the study of the E. colifamily of bacteria |
testing hypotheses builton observation, and revising them based on results intuitive understandingof natural laws and processes the ancient writings ofHeraclitus |
Wood Mammals Water |
average number of viableoffspring produced within a population potential number ofspecies in a given area limitation on the numberof species in an ecosystem |
the drinking water inelementary schools near the river became contaminated the river caught onfire the river stoppedsupporting any plant or animal life |
nitrogen fixation ionic conversation bacterial ionization |
one-third 10% 3% |
a dominant view inscience the same as ahypothesis synonymous with thescientific method |
entropy energy electricity |
a group of similarspecies that inhabit various ecosystems a group of individuals ofa single species inhabiting a particular area (crude birth rate +immigration rate) - (crude death rate - emigration rate) |