China has announced its first overall population decline in recent years amid an aging society and plunging birthrate.

Eyewitnesses of the Nepalese passenger plane crash have said that they had a close shave as the Yeti Airlines plane, with 72 onboard, including five Indians, crashed near their settlement and a bomb-like blast was heard.

The black boxes of the Yeti Airlines aircraft have been recovered from the accident site on Monday, officials said, a day after the plane with 72 people, including five Indians, crashed into a river gorge while landing at the newly-opened airport in the resort city of Pokhara, killing at least 68 people onboard.

The richest 1 per cent have bagged nearly twice as much wealth as the rest of the world population put together over the past two years, a new report said on Monday.

Nepalese rescuers resumed their search on Monday for four persons still missing after a passenger plane with 72 people, including five Indians, crashed into a river gorge while landing at the newly-opened airport in the resort city of Pokhara, killing at least 68 people onboard.

At least 67 of the 72 people onboard the Yeti Airline ATR-72 aircraft from Kathmandu to Pokhara died as the plane crashed in Pokhara on Sunday morning.

At least six people of a family, including children, were killed on Sunday in a cylinder blast in Pakistan's southwestern Balochistan province, according to a media report.