Not exact matches
In South Asia, a region of deep poverty where one - fifth of the world's people live, new research suggests that by the end of this century climate
change could lead to summer heat waves with
levels of heat and
humidity that exceed what humans can survive without protection.
The study, which controlled for
levels of pollutants and allergens in the air (which are affected by weather), found that a 10 - degree increase in temperature and a 10 %
change in
humidity were associated with a slight uptick in asthma - related emergency room visits.
The Detroit study of children with asthma, which was published in the Annals of Allergy, Asthma & Immunology, suggested that
changes in temperature and
humidity — rather than the
levels themselves — are responsible for triggering asthma exacerbations.
An animal's water requirements
change depending on environmental temperature,
humidity, and activity
level, among other factors.
In 1986 he won the coveted Golden Lion prize at the Venice Biennale for his Athanor — a massive installation of murals which, coated with chemicals that responded to
changing levels of
humidity and light, were in constant flux.
Global climate
change risks are high to very high with global mean temperature increase of 4 °C or more above preindustrial
levels in all reasons for concern (Assessment Box SPM.1), and include severe and widespread impacts on unique and threatened systems, substantial species extinction, large risks to global and regional food security, and the combination of high temperature and
humidity compromising normal human activities, including growing food or working outdoors in some areas for parts of the year (high confidence).
The water vapor feedback (a generally positive feedback)-- there is an roughly exponential increase in saturation water vapor pressure with increasing temperature, and the relative
humidity (at a given vertical
level) overall tends not to
change a lot globally, though there will be different regional trends associated with shifting precipitation patterns.
In theory above that height the
humidity remains at 100 %, and so the greenhouse effect from water vapour in the region above the condensation
level will not
change.
Some examples are materials that can remove
humidity without lowering temperatures below uncomfortable
levels, sensors that can control air filters as needed in order to remove harmful air particles, and building facades that adjust to
changes in outdoor temperatures and sunlight.
The 2009 State of the Climate Report of the US National Oceanic and Atmospheric Administration (NOAA) tells us that climate
change is real because of rising surface air temperatures since 1880 over land and the ocean, ocean acidification, sea
level rise, glaciers melting, rising specific
humidity, ocean heat content increasing, sea ice retreating, glaciers diminishing, Northern Hemisphere snow cover decreasing, and so many other lines of evidence.
The lapse rate, strictly speaking, applies to elevation above ground
level (which is strongly affected by local atmospheric conditions such as absolute
humidity and the rate of
change of the absolute
humidity in space and time) and this should be considered when making certain kinds of comparisons.
The results of the study indicate that climatic
changes have driven up multiyear averages of thunderstorm - related normalized losses since 1970 and that anthropogenic climate
change, most likely responsible for increasing
levels of
humidity over time, is fully consistent with this
change.
Two of the studies are from the European Commission's joint research centre and the first of these confirms separate research in June and again this month, that murderous
levels of heat and
humidity could affect many millions if there are no steps to drastically reduce the greenhouse gas emissions that drive global warming and climate
change.
Anyway, our paper concluded by suggesting that, in view of the extreme significance of upper -
level humidity to the climate
change story, the international radiosonde data on upper -
level humidity should not be «written off» without a serious attempt at abstracting the best possible
humidity signal from within the noise of instrumental and operational
changes at each of the relevant radiosonde stations.
For those checking the
humidity level data, note that the models project different
changes in RH at different
levels and different latitudes.
Ecobee's interface is extremely intuitive, with a large reading of the current temperature inside the dwelling, as well as a
humidity level, current operating status, and a quick slider on the right for immediate temperature
changes.
«Robust and reliable, engineered wood can prove a far better choice than natural wood because it's unlikely to alter when exposed to
changes in temperature and
humidity levels»
The plant is undergoing stress from the
change in light and
humidity level.
However, the key is maintaining a consistent
level of
humidity throughout seasonal
changes.