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Peru’s dengue deaths triple as climate change swells mosquito population

Lima, Peru Reuters Deaths caused by the mosquito-born dengue disease have more than tripled in Peru so far this year, according to data from the South American nation’s government, which is redoubling efforts to contain an epidemic that has hit poor areas the hardest. The government of President Dina Boluarte this week said it had […]

Argentina faces rising dengue epidemic risk as mosquitoes hatch early

Buenos Aires Reuters Mosquitoes are hatching earlier in Argentina and reaching cooler regions than before, as rising temperatures drive the country’s worst outbreak of dengue fever and raise the risk of more regular epidemics of the insect-borne virus, scientists said. So far in the 2023/24 season, the South American nation has recorded 232,996 cases of […]

Dengue outbreak in Argentina on track to break records

Buenos Aires/Salta, Argentina Reuters A major outbreak in Argentina of dengue, a mosquito-borne illness that can be fatal, is on track to smash previous records, reflecting wider worry around South America where warmer and wetter weather has led to a surge in cases. Over 120,000 cases have been recorded so far in Argentina in the […]

Dengue outbreaks on rise in Brazil as vaccine rollout lags

Sao Paulo, Brazil Reuters Drones fly high above Sao Paulo in search of mosquito-ridden puddles in an effort to tackle the spike in dengue cases around Brazil, as experts say current vaccine supplies will not be enough to fully curb infections any time soon. Cases of the mosquito-borne illness have surged during Brazil’s hot, rainy […]

WHO warns of dengue risk as global warming pushes cases near historic highs

A boy covers his face from smoke as a health worker fumigates against mosquitoes in a residential area, as Sri Lanka tries to curb dengue fever across the island in Colombo, Sri Lanka, on 12th July, 2023.

Geneva, SwitzerlandReuters The World Health Organization has warned that cases of dengue fever could reach close to record highs this year, partly due to global warming benefiting mosquitoes that spread it.  Dengue rates are rising globally, with reported cases since 2000 up eight-fold to 4.2 million in 2022, WHO said.  A boy covers his face […]

Armed with tech tools, Colombian cities combat mosquito-borne diseases

Colombia mosquito app

Bogota, ColombiaThomson Reuters Foundation Armed with a mobile app, Glenis Barragan has been knocking from door to door in the poor neighbourhoods of Colombia’s northern city of Cucuta, aiming to combat the spread of the Zika virus, a mosquito-borne disease. In the past year, Barragan has helped fellow residents identify and destroy mosquito breeding grounds […]

Quick facts – How mosquitoes pose a threat to half the world

Bangladesh Dengue fever

LondonThomson Reuters Foundation A warmer climate, travel and trade are helping to spread mosquito-borne diseases as a deadly beast smaller than a paper clip poses a threat to more than half the world’s population. World Mosquito Day on Tuesday commemorated the discovery in 1897 by British doctor Ronald Ross that female mosquitoes transmit malaria between […]