NEW: Central US Winter Storms February 2021 UPDATED: Arctic Amplification UPDATED: Winter Storm Risk Increase May 23, 2018 Pakistan Heat Wave Kills at Least 65, Welfare Group Says Karachi, Karachi City, SindhPakistan by Weather Underground via AP At least 65 people died amid blistering temperatures and widespread power outages in Karachi, Pakistan, a welfare organization said Tuesday. ... Climate change in recent years has caused heat waves in Karachi, the capital of Sindh province, where 1,233 people died from the heat in 2015 Read Full Story Related Climate Signals Extreme Heat and Heat Waves