China has a four-tier emergency response system for flood control, with Level I being the most severe.

MEXICO CITY, June 19 (Xinhua) -- Hurricane Erick was downgraded to a Category 1 on the Saffir-Simpson scale of storm intensity as it dumped rain on southern Mexico Thursday, causing floods, damage to ...

WELLINGTON, June 14 (Xinhua) -- The 57th Fieldays, the Southern Hemisphere's largest agricultural event, has drawn thousands of visitors and industry leaders to Waikato Region, showcasing cutting-edge ...