Expo gears up for battle against extreme weather

SHANGHAI - With increased possibilities of heavy showers and a typhoon after days of sizzling heat, Expo 2010 Shanghai organizers have vowed to be well prepared for any type of extreme weather.

Shanghai received heavy rainfall on Tuesday, prompting the Shanghai Meteorological Bureau to lift the alert level from yellow to red.

Before the downpour, Shanghai witnessed 22 consecutive hot days, with the highest temperature reaching 40 C.