Melting glaciers

[object Object],[object Object],Global Warming

[object Object],[object Object],[object Object],[object Object],Findings of the IPCC Assessment Report (2007)

[object Object],[object Object],Changes in the precipitation pattern : IPCC Report (2007)

[object Object],[object Object],[object Object],[object Object],[object Object],Melting of the Greenland Ice Sheet

[object Object],[object Object],[object Object],Greenland ice is declining faster than expected

[object Object],Greenland Ice Sheet NASA Earth Observatory

Greenland Ice Sheet University of Colorado, CIRES

[object Object],[object Object],Melting of ice in Greenland NASA Earth Observatory

[object Object],Retreat of Ice and Snow in Greenland NASA Earth Observatory

[object Object],Helheim glacier, located in southeast Greenland, is now one of the fastest moving glaciers in the world 1986-2006: These images show the retreat of Helheim glacier’s calving front Calving of Helheim Glacier, Greenland The glacier’s peak rate of flow has increased from 8 km/yr in 2000 to 11 km/yr in 2005

Dramatic changes in Arctic Sea Ice Imagine an ice-free Arctic

[object Object],[object Object],Evidence of extensive snowmelts in West Antarctica NASA Jet Propulsion Laboratory

Breakup of Larsen ice shelf (Antarctic Peninsula) 220 metres thick Larsen B shelf existed for at least 400 years prior to breakup

[object Object],Disintegration of the Larsen B Ice Shelf, Antarctic Peninsula NASA Earth Observatory

[object Object],[object Object],Breakup of Antarctica’s Ross Ice Shelf NASA Earth Observatory

Breaking Off Filchner Ice Shelf Antarctica Filchner Ice Shelf is the largest ice shelf on the planet In 1986 the front edge of Ice Shelf broke off into three enormous icebergs

Calving of Ninnis Glacier Antarctica 22 January 2000: The Ninnis Glacier Tongue soon after the initial calving 5 February 2002: Iceberg split into two sections and started moving away from Ninnis Glacier

Cracks on Drygalski Ice Tongue Antarctica The ice tongue was discovered in 1902 21 February 2005: Drygalski calved an iceberg Image shows cracks formed by time and ocean currents

Shrinking Lake Chad shared by Nigeria, Niger, Chad and Cameroon Persistent drought has shrunk the lake to about a tenth of its former size ,[object Object],[object Object],[object Object]

Shrinking Breidamerkurj ökull Glacier Iceland ,[object Object]

North America: Angangueo ,[object Object],[object Object],Ice dam in the Hubbard Glacier, United States ,[object Object],[object Object],[object Object],[object Object]

North America: Angangueo ,[object Object],[object Object],Hubbard Glacier advances United States 14 Aug 2002 10 Aug 2002

[object Object],[object Object],North America: Angangueo ,[object Object],[object Object],Retreat of Columbia Glacier, Alaska and Arapaho Glacier, Colorado, United States NASA Earth Observatory

[object Object],[object Object],North America: Angangueo ,[object Object],[object Object],Athabasca Glacier , Canada NASA Earth Observatory ,[object Object]

[object Object],[object Object],North America: Angangueo ,[object Object],[object Object],Glacier National Park, Montana, United States NASA Earth Observatory ,[object Object],10 Aug 1972-14 July 1974 7 July 2001

North America: Angangueo ,[object Object],[object Object],Glacier National Park, Montana, United States

[object Object],North America: Angangueo ,[object Object],[object Object],Ayles Ice Shelf, Ellesmere Island, Canada NASA Earth Observatory

Declining Rwenzori Mountain Glaciers in East Africa 1987-2002: Images show a gradual decrease of the glacial area, especially on the peaks This decline is attributed to increased air temperature and decreased accumulation and convective cloud activity

Disappearing Icecap of Mt. Kilimanjaro, Tanzania Africa’s highest mountain with a forest belt having rich diversity of ecosystems ,[object Object],[object Object]

[object Object],[object Object],Retreat of Gangotri Glacier, India NASA Earth Observatory

[object Object],[object Object],[object Object],Glacial Lakes and Glacial Lake Outburst Floods Jeffrey Kargel, USGS/NASA JPL/AGU Glacial Lakes in the Bhutan-Himalaya Region

[object Object],Retreat of Upsala Glacier, Argentina NASA Earth Observatory January 2004 position

[object Object],Retreat of San Quintin Glacier, Chile NASA Earth Observatory

UNEP Atlas of Our Changing Environment Thank You! Free Download: www.na.unep.net MELTING GLACIERS

Melting glaciers

Empfohlen

Empfohlen

Weitere ähnliche Inhalte

Was ist angesagt?

Was ist angesagt? (20)

Andere mochten auch

Andere mochten auch (11)

Ähnlich wie Melting glaciers

Ähnlich wie Melting glaciers (20)

Melting glaciers