Not exact matches
Such an elevated temperature would amplify temperature and
precipitation extremes enough to make the weather events of
recent years look tame in comparison.
The Democrats on the committee are staying true to form, as well, overstating the findings in a
recent Nature paper to try — in a way that will surely backfire — to build urgency based on
extreme precipitation patterns.
Some of the differences were touched on in my
recent coverage of new analysis attributing some changes in
extreme precipitation in the Northern Hemisphere to human - driven global warming.
Dr. Francis Zwiers, PCIC's Director, delivered a talk on
recent advances in the detection and attribution of
precipitation extremes.
Evidence that
extreme precipitation is increasing is based primarily on analysis1, 2,3 of hourly and daily
precipitation observations from the U.S. Cooperative Observer Network, and is supported by observed increases in atmospheric water vapor.4
Recent publications have projected an increase in
extreme precipitation events, 1,5 with some areas getting larger increases6 and some getting decreases.7, 2
The IPCC reports that the risks associated with
extreme weather events (heat waves,
extreme precipitation, and the like) are moderately increased with the approximately 1 °C warming that we have already experienced (the
recent report from the National Academies would support that conclusion) and that further warming will increase those risks.
While this week's expected
precipitation is much - needed and notable given the
recent extreme dryness, we're probably still on track for the driest year on record.
«Even though California historically has periods of dry and wet years, there isn't an analog for climate
extremes like the ones we've observed in
recent years, such as those record - breaking prolonged periods of drought following by periods of intense
precipitation pulses that cause flooding,» Woodburn said.
As the climate has warmed, some types of
extreme weather have become more frequent and severe in
recent decades, with increases in
extreme heat, intense
precipitation, and drought.
Recent work by Agel et al. provides a detailed regional analysis of the seasonal and spatial distribution, time - scale, and contributing large - scale factors associated with
extreme short - term
precipitation in the Northeast.
2012 Controversial «attribution» studies find
recent disastrous heat waves, droughts,
extremes of
precipitation, and floods were made worse by global warming.
For example, a
recent study on the severe flooding in England in the winter of 2013/14 found that as well as increasing the amount of moisture the atmosphere can hold, human - caused warming had slightly increased the number of January days with the type of wind patterns that favour
extreme precipitation.