Reuters: A Nepali high altitude guide will try to climb Mount Everest for a record 19th time this summer to highlight the consequences of climate change in the Himalayas, including the world’s tallest peak. Apa Sherpa, 49, will carry a special metal vase containing 400 sacred Buddhist offerings and place it on the summit hoping the move will restore the sanctity of the Himalayas and raise awareness about climate change. "It is not easy but I hope I will succeed," Sherpa, who is leading …