Older people are increasingly exposed to heatwaves
Number of person-days of exposure for over-65s, compared with 1986-2005 average
150 million
100
50
0
2003
2006
2010
2014
2018
150 million
100
50
0
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018