ENVI1003 Lecture Notes - Lecture 10: Rangeland Management, Overgrazing, Groundwater Recharge

• School: University of Sydney
• Department: Environmental Science
• Course: ENVI1003
• Professor: Stephen Cattle

Document Summary

Environmental issues associated with extensive beef: overstock and overgrazing, need to move livestock around the land, overstocking and feral animal pressure increases wind erosion, water, locations of water points effect animal distribution. Lecture 11 national parks and forest estate: 20 different vegetation types in aus. Envi (cid:1005)(cid:1004)(cid:1004)3 lecture notes: distinctive forests: mangroves, rainforests, ways of classifiying forests and woodlands see table of foliage cover, qld has highest amount of native forest in aus, 16% of australian land area is forest. National parks in aus: national parks cover 4% land area, another 15% land area as state parks etc, commercial activity prohibited and human activity monitored. Lots of precise and important info about nation reserves as its collected by the government and other protected area managers. Envi (cid:1005)(cid:1004)(cid:1004)3 lecture notes: water leaves evapotranspiration, groundwater recharge, surface outflow, precipitation dominated wetlands: water enters mainly through precipitation, long residence time of water eg bog.