Diapositiva 1
View metadata, citation and similar papers at core.ac.uk brought to you by CORE provided by Diposit Digital de Documents de la UAB Annabel García León, Faculty of Biosciences, Microbiology degree Universitat Autònoma de Barcelona, 2013 EMERGING ARBOVIRAL DISEASES GLOBAL WARMING In the past 50 years, many vector-borne diseases have The accumulation of greenhouse gases (GHG) in the atmosphere by human activity altered emerged. Some of these diseases are produced for exotic the balance of radiation of the atmosphere, altering the TEMPERATURE at the Earth's surface pathogens that have been introduced into new regions and [1]. others are endemic species that have increased in incidence or have started to infect the human populations for first time Growth human Some longwaves ↑ Air Temperature (new pathogens). population Accumulation of radiation from the Near Surface Many of these vector-borne diseases are caused by greenhouse gases sun are absorbed ↑ Specific Humidity arbovirus. Arboviruses are virus transmitted by arthropods in the atmosphere and re-emitted to ↑ Ocean Heat Content vectors, such mosquitoes, ticks or sanflys. The virus is usually (burn fuels in the Earth by GHG ↑ Sea Level electricity generation, transmitted to the vector by a blood meal, after replicates in Increased per molecules ↑ Sea-Surface transport, industry, capita Temperature the vector salivary glands, where it will be transmitted to a agriculture and land consumption other animal upon feeding. Thus, the virus is amplified by use change, use of ↑ Temperature over of resources fluorinated gases in the oceans the vector and without it, the arbovirus can’t spread. (water, energy, industry) ↑ Temperature over In 1991, Robert Shope, presented the hypothesis that material, land, the land global warming might result in a worldwide increase of biodiversity) ↓ Snow Cover zoonotic infectious diseases.
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