Yes, it's funny, that you don't even know what you are reading. It's hysterical. In a sad kind of way.
95% confidence....
The
scientific opinion on climate change is that the Earth's
climate system is unequivocally warming, and it is
extremely likely(at least 95% probability) that humans are causing most of it through activities that increase concentrations of
greenhouse gases in the atmosphere, such as
deforestation and burning
fossil fuels. In addition, it is likely that some potential further greenhouse gas warming has been offset by increased
aerosols.
[1][2][3][4] This
scientific consensus is expressed in
synthesis reports, by scientific bodies of national or international standing, and by surveys of opinion among climate scientists. Individual scientists, universities, and laboratories contribute to the overall scientific opinion via their
peer-reviewed publications, and the areas of collective agreement and relative certainty are summarised in these high level reports and surveys.
National and international
science academies and
scientific societies have assessed current
scientific opinion on
global warming. These assessments are generally consistent with the conclusions of the
Intergovernmental Panel on Climate Change, the
IPCC Fourth Assessment Report summarized:
- Warming of the climate system is unequivocal, as evidenced by increases in global average air and ocean temperatures, the widespread melting of snow and ice, and rising global average sea level.[5]
- Most of the global warming since the mid-20th century is very likely due to human activities.[6]
- Benefits and costs of climate change for [human] society will vary widely by location and scale.[7] Some of the effects intemperate and polar regions will be positive and others elsewhere will be negative.[7] Overall, net effects are more likely to be strongly negative with larger or more rapid warming.[7]
- The range of published evidence indicates that the net damage costs of climate change are likely to be significant and to increase over time.[8]
- The resilience of many ecosystems is likely to be exceeded this century by an unprecedented combination of climate change, associated disturbances (e.g. flooding,drought, wildfire, insects, ocean acidification) and other global change drivers (e.g. land-use change, pollution, fragmentation of natural systems, over-exploitation of resources).[9]
No scientific body of national or international standing maintains a formal opinion dissenting from any of these main points. The last national or international scientific body to drop dissent was the
American Association of Petroleum Geologists,
[10] which in 2007
[11] updated its statement to its current non-committal position.
[12] Some other organizations, primarily those focusing on geology, also hold
non-committal positions.
