Climate change is already causing widespread harm to the health of all people living in the United States, with extreme heat making workers less productive and toxic air contributing to 64,000 deaths in a single year. In a new brief on climate change and health in the U.S. published Nov. 13, University of Washington and Harvard University researchers say it is still possible to prevent some health effects and mitigate others, and that aggressive action on climate is also action to protect health.
With urban populations surging around the world, cities will struggle to keep residents safe from fast-growing heat risks turbo-charged by climate change, scientists and public health experts warned this week.
Heat is already the leading cause of deaths from extreme weather in countries including the United States. The problem is particularly severe in cities, where temperature extremes are rising much faster than the global average, they said.
By Smitha Mundasad
The report estimates that hepatitis infections and their complications led to 1.45m deaths in 2013 - despite the existence of vaccines and treatments.
World Health Organization data shows there were 1.2m AIDS-related deaths in 2014, while TB led to 1.5m deaths.
The WHO has put forward a global strategy to tackle hepatitis.
Researchers say these plans must be put into action urgently to tackle the crisis.