already impacted as many as 450,000 thousand americans. symptoms vary from person to person but according to the cdc they can include include stomach cramps, diarrhoea, hives or itchy rashes, and shortness of breath that could trigger fatal anaphylaxis. mosquito bourne disease cases are also of concern in the us. just last month, the cdc said they identified a handful of cases where malaria was transmitted locally from mosquitos in texas and florida. that s the first time that has happened in 20 years. for more on the links between climate change and our health, my colleague carl nasman spoke to dr vanessa kerry, the world health organization s first special envoy for climate change and health. we ve heard that 200 million americans are under this warning of record breaking