The model suggests that while
summer rainfall increases in northwest Europe, Mediterranean regions will receive less rain.
Not exact matches
«If
rainfall across the Murray Darling Basin reduces over
summer, allocation prices are likely to
increase,» Mr Delves says, «However if a wet
summer is experienced, then we are in for continued low volumes of allocation trade and lower prices.»
The scientists warn that climate change threatens these habitats, not only from rising temperatures
increasing peat decomposition, but also via altered
rainfall patterns — with
summer droughts drastically affecting the blanket bog hydrology.
The
summer's record - breaking
rainfall in the Northeast, as well as depleting populations of bats that prey on mosquitoes due to white - nose syndrome, have
increased fears as the U.S. enters its 10th West Nile season.
In the central United States, for example, observational data indicate that
rainfall increased, surface air temperature decreased, and surface humidity
increased during the
summer over the course of the 20th century concurrently with
increases in both agricultural production and global GHG emissions.
German
summers tend to be warm and sunny with temperatures falling between 20 °C and 30 °C although
rainfall increases slightly during June, July and August.
After a hot and humid
summer, Cancun in Mexico begins to cool down during October, when temperatures drop slightly and the probability of
rainfall increases.
This intensification has resulted in significantly greater global
summer monsoon
rainfall in the Northern Hemisphere than predicted from greenhouse - gas - induced warming alone: namely a 9.5 %
increase, compared to the anthropogenic predicted contribution of 2.6 % per degree of global warming.
Summer is also the rainy season in Florida, and parts of Central Florida have seen an increase of 0.4» in summer rainfall per decade since
Summer is also the rainy season in Florida, and parts of Central Florida have seen an
increase of 0.4» in
summer rainfall per decade since
summer rainfall per decade since 1970.
The CSIRO projections are for an
INCREASE of 1.5 % (low global warming scenario) and 3.5 % (high warming scenario) in
rainfall in
summer and autumn; and for a DECREASE of 3 % (low global warming scenario) and 7.5 % (high global warming scenario) in winter and spring.
Let's say for example, that we have a scenario in SE Aust where
summer and autumn
rainfall increase by +5 % and winter - spring decreases by -5 %.
The
summer rainfall will have little effect on streamflow and the winter spring -
rainfall will lead (with
increases in evaporative demand) to a decrease in streamflow of > 10 %.
It's also home to some mysterious weather: Whereas the rest of the world has warmed, the region's
summer temperatures have dropped as much as a full degree Celsius, and
rainfall has
increased up to 35 %, the largest spike anywhere in the world.
From historic droughts around the world and in places like California, Syria, Brazil and Iran to inexorably
increasing glacial melt; from an expanding blight of fish killing and water poisoning algae blooms in lakes, rivers and oceans to a growing rash of global record
rainfall events; and from record Arctic sea ice volume losses approaching 80 percent at the end of the
summer of 2012 to a rapidly thawing permafrost zone explosively emitting an ever -
increasing amount of methane and CO2, it's already a disastrous train - wreck.
A regional climate model study examines the influence of warm ocean surface temperatures in the eastern tropical Atlantic in
summer to see what an
increase of a few degrees Celsius does to
rainfall.
In particular, in the European Mediterranean region,
increases in the frequency of extreme climate events during specific crop development stages (e.g., heat stress during flowering period, rainy days during sowing time), together with higher
rainfall intensity and longer dry spells, are likely to reduce the yield of
summer crops (e.g., sunflower).
«From 1910 - 1949 (pre-agricultural development, pre-DEV) to 1970 - 2009 (full agricultural development, full - DEV), the central United States experienced large - scale
increases in
rainfall of up to 35 % and decreases in surface air temperature of up to 1 °C during the boreal
summer months of July and August... which conflicts with expectations from climate change projections for the end of the 21st century (i.e., warming and decreasing
rainfall)(Melillo et al., 2014).»
Those dryer
summers — particularly at a time of overall warming — could be a major concern, because below - average
rainfall naturally
increases the probability and duration of forest fires.
2011 was a hot year mostly because of a very hot 2010/11
summer, particularly February, and the onset of above average
rainfall after May creating nighttime cloud cover that traps heat and
increases the overnight minima.
Over Africa in northern
summer, multi-model analysis projects an
increase in
rainfall in East and Central Africa, a decrease in the Sahel, and
increases along the Gulf of Guinea coast (Figure 10.9).
The climate change has visible signs in Pakistan, which include hotter
summers, early cold spell, monsoon irregularity with untimely
rainfall,
increased rainfall over short period causing water logging,
increased frequency and intensity of floods — especially recent floods, which destroyed livelihoods in Punjab and Sindh districts — very little
rainfall in dry period, crop failure due to drought and salinity intrusion along the coastal region.
In the northeastern United States, for example, climate change is likely to bring
increased annual
rainfall, while in the Pacific Northwest,
summer rainfall is expected to decrease, the EPA said.
Increased frequency of 1.2 mm summer rainfall events reduced moss cover from ~ 25 % of total surface cover to < 2 % after only one growing season, whereas increased temperature had n
Increased frequency of 1.2 mm
summer rainfall events reduced moss cover from ~ 25 % of total surface cover to < 2 % after only one growing season, whereas
increased temperature had n
increased temperature had no effect.
Climate models typically predict an
increase in Indian
summer monsoon
rainfall with anthropogenic warming.
For example,
increased rainfall during a shorter period in winter still could lead to reduced levels in
summer in river flows, lakes, wetlands, and thus in freshwater fisheries.
In its projection for South Asia, the technical summary of the report clearly points at «enhanced
summer monsoon precipitation and
increased rainfall extremes of landfall cyclones on the coasts of the Bay of Bengal and Arabian Sea».
He said though the Indian
summer monsoon circulation will weaken,
rainfall will
increase due to higher atmospheric moisture resulting from a rise in temperatures.
For example, the UK's
summer rainfall is decreasing on average, while winter
rainfall is
increasing.