Residents in Nepal’s flood-hit capital began returning to their homes on Sunday to survey the devastation after heavy monsoon rains caused severe flooding that has claimed at least 104 lives across the country. Deadly floods and landslides are common during the monsoon season in South Asia but experts are warning that climate change is intensifying the frequency and severity of these disasters. This weekend, entire neighbourhoods in Kathmandu were submerged, with flash floods tearing through the city and causing extensive damage to major highways. Kumar Tamang, a 40-year-old resident from a sl…