[GEV 4517] - Final Exam Guide - Everything you need to know! (68 pages long)

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Environmental science is the application of ecology (previously more theoretical now very (cid:272)losel(cid:455) li(cid:374)ked(cid:895) n f (cid:449)o(cid:374)(cid:859)t fu(cid:374)d (cid:271)asi(cid:272) o(cid:271)se(cid:396)(cid:448)atio(cid:374)al (cid:396)esea(cid:396)(cid:272)h a(cid:374)(cid:455)(cid:373)o(cid:396)e, (cid:374)eed to ha(cid:448)e a(cid:374) o(cid:271)je(cid:272)ti(cid:448)e in mind, some applied aspect (evidence of the merger) Everything has to do with human impact, almost every system on the earth is somehow affected by human activity (at least to 1/3 has been transformed by human action) Peat important b/c cover 3% of the earth but abso(cid:396)(cid:271) (cid:1006)(cid:1009)% of the (cid:449)o(cid:396)ld(cid:859)s at(cid:373)osphe(cid:396)i(cid:272) carbon; 3-10 meters deep, grows 2cm per year) Npp of peatlands = 200-900 g/m2y compared to tropics up to 1200 g/m2/y (sphagnum has more biomass than any other genus) Case study: harlequin frogs 1986-2006 110 species extinct; disease causing fungus. Batrachochytrium dendrobatidis (global warming as causing agent, global warming causes increased cloud cover that reduces daytime cover and raises night temps, the fungus thrives in slightly cooler daytime temps)

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