Global changes
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Global Changes. TV forum on Discovery. The human beings are facing many global changes. population Climate changes Global warming Pollution Health. resource use Transportation sea ice loss & sea-level rise biological diversity. Two main global changes. Climate changes

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Global Changes

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Global changes

Global Changes

TV forum on Discovery


The human beings are facing many global changes

The human beings are facing many global changes

  • population

  • Climate changes

  • Global warming

  • Pollution

  • Health

  • resource use

  • Transportation

  • sea ice loss & sea-level rise

  • biological diversity


Two main global changes

Two main global changes

Climate changes

  • greenhouse gas emissions

  • pollution

    - Water management

Global warming

  • global dimming

  • temperature increases

  • weather pattern changes


The history of global changes

The history of global changes

  • In 1980, the World Climate Research Program (WCRP)

  • In 1987, the International Geosphere-Biosphere Program(IGBP)

  • In 2001, in Amsterdam, the landmark science of conference of IGBP, WCRP, IHDP

  • In 2012, in London, another major science conference,

    Planet Under Pressure: new knowledge towards solutions.


The causes of global changes

The causes of global changes

  • solar output

  • plate tectonics

  • Volcanism

  • proliferation

    and abatement of life

  • meteorite impact

  • resource depletion

  • changes in Earth’s orbit


The physical evidence for global changes

The physical evidence for global changes

-The advent of agriculture

(10000 years ago)

-industrial revolution

(1750)

-Haber-Bosch process

(1909)

  • population more than doubled (1950-2010)

    - human population

    - urban population & rural population

  • Chemical composition of the atmosphere

    Greenhouse gases in increasing fast!!!


How global changes influence the society in variety of areas

How global changes influence the society in variety of areas

Globalizationglobal integration global financial crisis


P redict the future environmental development

Predict the future environmental development

  • global warming effect

  • Carbon dioxide

  • Pollution damage

  • Dirty bombs

  • Hydrogen fuel cells for cars

  • nuclear power

  • Water


Effective suggestion for current and future environmental management and protection

Effective suggestion for current and future environmental management and protection

http://www.globalchange.com/

An overall, comprehensive, internally consistent strategy for stewardship of the Earth system is required


R esources

Resources

  • General information:

    http://en.wikipedia.org/wiki/Global_change

  • Climate change & global warming:http://news.xinhuanet.com/english2010/sci/2010-11/30/c_13628872.htm

  • for suggestions:

    http://www.globalchange.com/

  • to predict future environmental development

  • http://www.globalchange.com/futureenvironment.htm

  • To protect our environment http://www.ypte.org.uk/environmental/environmenthow-can-you-help-protect-it-/81


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