The Danger Of Global Warming

Global warming is described as the apparent rise inextended droughts, killer heat waves, killer
the average normal temperature of the planetshurricanes, and super tornados. Still other results
atmostphere and its seas in the immediate pastwould be unpredictable yields, melting of glaciers,
decades. This takes into consideration itsdrying up of streams especially during summer,
progression in the years to come.extinction of certain species and more violent
In the 1900s, the average temperature near thestrains of diseases. While it is true that global
lowermost layer of the earths atmospherewarming undoubtedly affects the frequency and
increased by A±0.2 A°Celsius or 0.4degree of the aforementioned incidences; it is, on
A°Fahrenheit. Most scientists studying climatethe other hand, also difficult to blame these
change opine that this 50 years of observedundesirable turn of events to global warming. Most
global warming can be blamed on humanprojections cover the period till 2100; warming and
activities.The main cause of waming is thethe consequent rise in sea level is seen to go on
marked rise in the concentration of greenhousebeyond then as carbon dioxide has a relatively
gases or GHGs like carbon dioxide (CO2), whichlong atmospheric lifetime.
aggravates the greenhouse effect by warmingClimate change, which is the more general
the surface of the earth and the lower portion ofdescription of global warming, could also refer to
the atmosphere. Destructive activities like theglobal cooling as what transpired during the ice
burning of fossil fuels, land denudation and otherages. Global warming happens naturally, but is
agricultural practices contribute to the proliferationmore associated with human neglect and abuse.
of these greenhouse gases.However, most researches and write ups
Projections made by the Intergovernmental Panelreferring to global warming are done in the
on Climate Change or IPCC reveal that globalcontext of human influence.
temperatures should increase from 2.0 - 5.8For the past 400,000 years, accumulation of
A°C or from 2.5 -10.5carbon dioxide from start of the Industrial
A°F between 1990 and 2100. ThisRevolution, has altered the Earth's pathway
wide range seems uncertain, the exact valuearound the Sun, or Milankovith cycles as it is
cannot be pinpointed as it is highly improbable toknown. Major changes in the climate system can
predict the level of future emissions ofeither occur naturally or be caused by external
greenhouse gases (no one knows how muchfactors, outside of human or non-human influence.
fossil fuel would be left then). Moreover, climateThis includes developments in solar movements
sensitivity cannot also be predicted.and alignment, emissions from volcanic eruptions,
Higher global temperatures bring about drasticdeviation in the earth's pathway or orbital forcing
changes which include a rise in sea level, as well asand the formation of greenhouse gases. Scientists
the volume and the erratic pattern of rainfall.who study climate changes agree that the earth's
These changes can increase the danger oftemperature has indeed risen alarmingly.
extreme weather conditions, eg. raging floods,