ENVIRSC 2EI3 Quiz: Podcast notes – environment and resources.docx

• School: McMaster University
• Department: Environmental Science
• Course: ENVIRSC 2EI3
• Professor: Luc Bernier

Document Summary

Ice age (started medieval times and ended 19th cent. ) people in europe experienced return of cold glacial conditions. Changes in natural systems are abrupt or happening faster (ex. Human activities = driving force behind environmental change. Atmospheric pollution, deforestation; human population growth and human consumption increases economic growth. Growing demand worldwide for certain standards of living (people need to own cars) Changes in attitudes (how we relate to the environment) Millennium ecosystem assessment (mea) = called forth by the un secretary in 2000. Carried out in 2001 and 2005; to assess consequences of ecosystem change for human well being and to establish scientific basis for enhancing conservation of accessible use of ecosystems and their contributions to human well-being. Involved work of more than 1300 experts from 95 countries. Key variable that impacts planetary life that supports the ecosystem is number of people being supported (7 billion as of 2011)