Indonesian haze blankets Manila, air quality 'acutely unhealthy'

Smoke from wildfires in Kalimantan, Indonesia, carried by southwesterly winds, has caused air quality in Metro Manila to reach 'acutely unhealthy' levels, prompting health warnings. This is a recurring transboundary haze event in Southeast Asia, but the severity in the Philippine capital is notable. The incident underscores regional environmental vulnerability and potential health and economic impacts.