L6 Ecosystems self sustaining mechanisms

Actions but human actions can overwhelm the

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Control and Sustainability Natural systems are sustained in large part by intrinsic and extrinsic mechanisms that help to maintain populations within the carrying capacity of the environment To create a sustainable society, many experts believe that humans must also control population size CH05-13 Species Diversity and Stability Ecologists still debate the reasons why some ecosystems are stable and some are not What we do know: reductions in species diversity can destabilize ecosystems Fig. 6-6 Diversity vs. latitude CH05-14 Natural Succession: Life on Lifeless Ground Ecosystems can form on barren or relative...
View Full Document

This note was uploaded on 04/17/2008 for the course ENVIRON MN 0630.201.0 taught by Professor Lisagreenwood during the Winter '07 term at RIT.

Ask a homework question - tutors are online