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Bulletin nº Vol 56 (4) - 2007
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Publish Date: 1 October 2007
Frozen regions, particularly large polar expanses of permafrost, sea ice and ice sheets, represent some of the most compelling and awesome features of planet Earth.
Bulletin nº Vol 56 (4) - 2007
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Publish Date: 1 October 2007
The lack of reliable, frequently updated information on the Earth’s polar ice caps is a significant problem for weather forecasting, affecting forecast skill for the entire planet. The poor numerical weather prediction (NWP) skill for the Arctic region and the Earth’s northern territories is caused primarily by errors in determining initial conditions, which depend on the quality of initial data.
Bulletin nº Vol 56 (4) - 2007
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Publish Date: 1 October 2007
The International Polar Year (IPY) 2007-2008 was successfully launched by WMO and the International Council for Science on 1 March 2007. The fundamental concept of IPY is an intensive burst...
Bulletin nº Vol 56 (3) - 2007
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Publish Date: 1 July 2007
The recent release of the approved Summary for Policymakers reflecting the Working Group II (WG I I ) contribution to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change has clearly laid before us the evidence that climate change and development must be intrinsically linked.
Bulletin nº Vol 56 (3) - 2007
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Publish Date: 1 July 2007
The following is an annual review of regional crop production, comparing 2006 with the previous year. For both the northern and southern hemisphere, these summaries reflect growing-season weather for crops that were harvested in the calendar year of 2006.
Bulletin nº Vol 56 (3) - 2007
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Publish Date: 1 July 2007
Fundamental barriers to advancing weather and climate diagnosis and prediction on time-scales from days to years are partly attributable to gaps in knowledge and the limited capability of contemporary operational and research numerical prediction systems to represent precipitating convection and its multi-scale organization, particularly in the tropics.
Bulletin nº Vol 56 (3) - 2007
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Publish Date: 1 July 2007
Tropical cyclones are among the most devastating of natural disasters, frequently causing loss of human life and serious economic damage.
Bulletin nº Vol 56 (3) - 2007
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Publish Date: 1 July 2007
Alhaji Kolawole Rahman Rufai died on 8 July 2006 in Lagos, Nigeria, in his 67th year, after a brief illness.
Bulletin nº Vol 56 (3) - 2007
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Publish Date: 1 July 2007
Advanced remote-sensing technologies, complemented by improved computational and communications infrastructure and technical training, will continue to provide opportunities for developing countries to reap economic and societal benefits through improved environmental analysis and prediction.
Bulletin nº Vol 56 (3) - 2007
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Publish Date: 1 July 2007
The analyses made by leading climate centres indicate that the global mean surface temperature in 2006 was 0.42°C to 0.54°C above the 1961–1990 annual average.
