The death toll from a brutal heat wave in Pakistan rose to 830 on Wednesday, making it Pakistan's deadliest heat wave in recorded history. Most of these deaths--at least 770--occurred in Pakistan's largest city, Karachi. According to statistics from EM-DAT, the International Disaster Database, Pakistan's previous deadliest heat wave was in 1991, when 523 people died.
Top researchers differ on how much a changing climate might be involved with jet-stream “weirding.” However, there’s no question that sea levels have risen and global temperatures have warmed. Those unassailable facts may serve as the most direct link between climate change and extreme events, according to an article published on Monday in Nature Climate Change.
"Earth herself, burdened and laid waste, is among the most abandoned and maltreated of our poor; she groans in travail." The Pope weighed in with these words today on the need to address the threat climate change poses to our common home in his third papal encyclical, ”Be Praised."
May 2015 was Earth's warmest May since global record keeping began in 1880, said NOAA on Thursday. NASA rated May 2015 as the 2nd warmest May on record. May 2015's warmth makes the year-to-date period (January - May) the warmest such period on record, according to both NOAA and NASA.