| 2001 - 282 pages
...10,000 years. The World Bank's work on climate change is predicated on IPCC's report that concludes that "most of the observed warming over the last 50...years is likely to have been due to the increase in greenhouse gas (GHG) concentrations." About 75 percent of the cumulative GHG emissions during the past... | |
| United States. Congress. House. Committee on Science - 2001 - 176 pages
...such new evidence and taking into account the remaining uncertainties, the IPCC scientists concluded that most of the observed warming over the last 50...years is likely to have been due to the increase in greenhouse gas concentrations. • Based on scenarios of future human activities, global average temperature... | |
| Ken K. S. Ho, K. S. Li - 2001 - 1006 pages
...is drawn that "In the light of the new evidence and taking into account the remaining uncertainties, most of the observed warming over the last 50 years is likely to have been due to the increase in greenhouse gas concentrations." In addition it is stated that "it is very likely that the 20th century... | |
| Catholic Church. United States Conference of Catholic Bishops - 2001 - 32 pages
...climate."2 The Third Assessment Reports, approved in early 2001, found even stronger evidence and concluded, "most of the observed warming over the last 50 years is likely to have been due to the [human-induced] increase in greenhouse gas concentrations" (italics added).3 The IPCC offers convincing... | |
| United States. Congress. House. Committee on Science - 2001 - 170 pages
...evidence and taking into account the remaining uncertainties, most of the observed warming over the past 50 years is likely to have been due to the increase in greenhouse gas concentrations" (p. 10, IPCC Summary For Policymakers). The IPCC researchers used the... | |
| Intergovernmental Panel on Climate Change. Working Group I. - 2001 - 416 pages
...warming world and modeling studies indicate that most of the observed warming at the Earth's surface over the last 50 years is likely to have been due to human activities. Globally, the l990s were very likely to have been the warmest decade in the instrumental... | |
| United States. Congress. Senate. Committee on Environment and Public Works - 2002 - 80 pages
...short, the globally averaged temperature is rising, and the best available evidence to date suggests that most of the observed warming over the last 50...years is likely to have been due to the increase in greenhouse gas concentrations. A recent study by the National Academy of Sciences (NAS) on climate... | |
| |