Drought events

China Daily (Hong Kong) - - CRITICAL HK ISSUES -

has been shocked by the find­ings.

Of greater con­cern is that this prob­lem of ex­tremely hot days is get­ting worse, as shown by weather records over the past two decades. This year the city recorded 68 days be­tween June and Au­gust when the tem­per­a­ture climbed over 28.2 C. In 2007, 61 days were recorded above the thresh­old, up 10 per­cent over a decade. In 1997, 42 days were recorded, a 62-per­cent in­crease in two decades, ac­cord­ing to the Hong Kong Ob­ser­va­tory (HKO).

“Cli­mate change has driven up am­bi­ent tem­per­a­tures to a level that could de­bil­i­tate hu­man health, with our chil­dren suf­fer­ing the most. The re­search just bore it out,” Chan added.

This year the HKO re­vealed a num­ber of wor­ri­some statis­tics. In 2017 there were 41 hot nights with tem­per­a­tures recorded at 28 C or higher. That fig­ure is the high­est in his­tory, with only 23 and 12 hot nights tal­lied in 2007 and 1997, re­spec­tively. Worse, on Aug 22, a day be­fore Ty­phoon Hato struck, the af­ter­noon tem­per­a­ture rock­eted to an all-time record of 36.6

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