" The Department of Homeland Security Science and Technology Directorate   continue to contemplate the impact of environmental conditions on the coronavirus that make COVID-19 . While the results are still undergo a strict scientific review , we felt it important to share information on the emerging trends that are being identified in our tests . "

A leading health expert say at a White House coronavirus task force out briefing that preliminary scientific grounds that has yet to be release suggests that heat and sun may help slacken the spread of SARS - CoV-2 , the fresh coronavirus responsible for for the respiratory disease Covid-19 .

“ If you look at the coronavirus as a chain with many link , what we ’ve done through our study is we ’ve identified some of the frail contact in that Ernst Boris Chain , that the computer virus   – the transmission of the computer virus reckon upon,”saidWilliam Bryan of the Science and Technology Directorate at the Department of Homeland Security , noting that heat , humidness , sunlight , solar light , and ultraviolet light ray may be the “ weakness in that chemical chain . ”

researcher at theNational Biodefense Analysis and Countermeasures Center , a part of Homeland Security , have reportedly been study the biota of the virus since February . IFLScience contacted the center to support the finding and quest a transcript of the preliminary study but has not received a response at the time of publication . Information about the sketch was not promptly available on the DHSweekly Covid-19 updatenor itsresponse page . Though he did not provide a specific timeline as to when the findings will be made usable , Bryan said   there is grounds that ultraviolet illumination ray can “ kill ” the computer virus when it issue forth into direct contact .

“ Our most striking observation to appointment is the powerful effect that solar Light Within appears to have on wipe out the virus – both surfaces and in the air .   We ’ve visualise a similar burden with both temperature and humidness as well , where increasing the temperature and humidness or both are generally less favourable to the computer virus , ” he said .

There are three coarse forms of ultraviolet illumination radiation in sunshine , which the US Food and Drug Administrationnotesproduce UVA , UVB , and UVC – the latter being the “ the most harmful one ” due to its power to destroy genetic material , virologist Juan Leon toldNPR . The World Health Organizationsuggeststhat some ultraviolet illumination electron beam may be good candidate for destroying some pathogens and likewise , researchon SARS - CoV , a coronavirus closely link up to SARS - CoV-2 , found that UVC rays take promise in destroying the computer virus .

Even so , the finding still do n’t mean that coronavirus may simply go aside during the warmer month .

“ It would be irresponsible for us to say that we feel that the summertime is just going to totally kill the virus and that if it ’s a free - for - all and that people ignore those guidelines . That is not the vitrine , ” allege Bryan .

A growing trunk of evidenceconfirmsa link between higher temperature and decreased transmission rates of coronavirus , but experts warn that this joining is not to be confused with whether heating or ultraviolet illumination irradiation destroy the virus . As find out in the past , flu and dusty virus peak in colder months when people tend to gather deep down in close quarter . By equivalence , rate run to fall in the summer as school and university let out and masses spend more sentence outside . The findings also do n’t explain why warmer states and countries , such as Louisiana and parts of South America , continue to see the bedspread of the virus

“ This is just another –   another dick in our prick bash , right ? Another – another weapon in the fight that we can sum to it and , in the summer , we love that summer - corresponding weather condition are going to create an environment where the transmission can be decreased . And that ’s an chance for us to get forwards , ” said Bryan , adding that the new information should be a cistron in the decisiveness - making procedure that governors should take into account when count whether toreopen their states . However , the findings do n’t take away from othersocial space guidance policiesset forth by the Centers for Disease Control and Prevention .