Hundreds of climbers arrive at the Everest base camp on the Khumbu glacier every year, but higher temperatures are melting the ice in the Himalayan region. Halla Mohieddeen: That’s Dr Pasang Yangjee Sherpa: she’s talking about the Himalayan peaks in Nepal. So what that means is you see more and more crowd and with crowd, you Halla Mohieddeen: Let’s talk …