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氣候變化 燃眉之急 岑富祥 總學術主任

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  • vs

    -

    -

  • 1981-2010

  • 1 (CO2 )

    /

    2 (CH4)

    3 (N2O)

    (c) Ian Britton - FreeFoto.com (c) Ian Britton - FreeFoto.com

    http://www.pbase.com/caveman_lee/teanautuataperehttp://www.pbase.com/caveman_lee/teanautuatapere

  • = -18 oC

  • Atmospheric greenhouse gases act like a blanket keeping the earth surface warm.

    14-15

  • 2013

    CO2 396 ppm +42%

    CH4 1824 ppb +153%

    N2O 326 ppb +21%

  • Source: WMO, http://www.wmo.int/pages/mediacentre/news/documents/400ppm.final.pdf

    80

    801750-2011CO240%30%

  • ?

  • 188020120.85C

    1850

  • 1980 2012

    Source: NASA

  • 301450

    1-3

    4-6

    10-12

    7-9

    1979-2012

  • - (Muir Glacier, Alaska's Glacier Bay)

    1941813 2004831

    1941 2004800

  • :

    :

    2003-2012

  • 19

    :1. 2.

  • source: Climate Commission, Australia

  • ?

  • 2011 2012721boston.com bloomberg.com

    20127

    matome.naver.jp

  • Source : Bureau of Meteorology

    2012/2013

  • 2013

    Source: Telegraph, UK Source: Associated Press

  • 2014

    :

  • ?

  • ?

  • 1991

    : US Geological Survey

  • 2020

    50

    20

    (: IPCC, 2007)

  • -

    Source: Japan Meteorological Agency

  • !

    2046128

  • (RCPs) 4 :

    RCP2.6 (), RCP4.5 () RCP6.0 (), RCP8.5 ()

    ? ()

    RCP2.6

    RCP 8.5

  • 214 oC

    2oC

  • ,4

  • 2045-2065 2081-2100

    RCP2.6 0.17 - 0.32 0.26 - 0.55

    RCP4.5 0.19 - 0.33 0.32 - 0.63

    RCP6.0 0.18 - 0.32 0.33 - 0.63

    RCP8.5 0.22 - 0.38 0.45 - 0.82

    ?

  • , 2081-2100

    , 2081-2100

  • 1883

    1884

    1908

    1913

  • (1885-2014)

    100 1.2 oC

  • +

  • (10-5)

    : 19.1 oC (1981-201025)

  • (4-10)

    : 27.7 oC (1981-201025)

  • 2014

    Rank

    Mean Temperature of June

    Year

    1 29.0 oC 2014

    2 28.9 oC 1999

    3 28.8 oC 2002

    3 28.8 oC 1996

    Rank

    Mean Temperature of July

    Year

    1 29.8 oC 2014

    2 29.7 oC 1967

    3 29.6 oC 2007

    3 29.6 oC 2003

    Rank

    Mean Temperature of

    September

    Year

    1 29.0 oC 2014

    1 29.0 oC 2008

    1 29.0 oC 1969

    4 28.9 oC 1992

    Rank

    Mean Temperature of

    June to August

    Year

    1 29.3 oC 2014

    2 29.0 oC 2011

    2 29.0 oC 1983

    4 28.9 oC 2009

  • 2015

  • 1900

    2000

    4oC 6 163

    35oC 32 4.5

  • 25

    2091-2100 1986-2005 23.3 3 6

  • (1885-2014)

    1997 (3343)

    1963 (901)

  • 1900 2000

    100mm

    37 18

    150mm

    32 14

    200mm

    41 21

  • (18852014)

  • 200867

    (Source : GEO, CEDD)

    145.5 - 307.1 -

    200867

    (: WiNG)

    (1.8)(Source : GEO, CEDD)

  • 211986-2005180

  • ...

    - 1289; - 3168

    1885 - 2005 2 3

    2006 - 2100 2 12

    ()()

  • 1980-1999

    2090-2099

    ( 1) 104 77

    ( 100) 3.5 5.3

  • / (1954-2014)

  • (1947)

    /

    ()

    () ()

    () ()

    () ()

    ()

    1 1962 3.96 1.77 5.03 3.2

    2 1954 3.18 1.68 - -

    3 1949 2.90 1.49 - -

    3 1964 3.14 1.49 3.54 2.96

    5 1979 2.78 1.45 4.33 3.23

    6 2008 3.53 1.43 3.77 1.77

    ()

    () ()

    () ()

    () ()

    ()

    1906 3.35 1.83 - 6.10 (?)

    1937 4.05 1.98 6.25 3.81

  • 1962

  • Source: ISD

  • 2081-2100 1986-2005 0.63 1.07

  • 21 1.07

    0.146

    ()

    #()

    (2046-2065)

    0.53

    (2081-2100)

    1.07

    1 2.7 3.2 3.8

    2 2.9 3.4 4.0

    5 3.1 3.6 4.2

    10 3.3 3.8 4.4

    20 3.4 3.9 4.5

    50 3.5 4.0 4.6

  • (WMO)

    (IPCC)

    (UNEP)

    1990 (UNFCCC)

    (Kyoto Protocol)

    1995

    2001

    2007

    2013/14

  • IPCC

    Intergovernmental Panel on Climate Change

    WMOUNEP1988

    1990199520012007

    (WGI)(AR5)20139

    2014 11

  • ?

  • 2008

    :?

  • 11kWh 11kW

    = 10001 (kilo-Watt-hour, kWh)