全球Arrow icon
Arrow iconValka

Valka的空氣品質

Valka空氣品質指數（AQI⁺）和PM2.5空氣污染 • 11:25, 7月 15日

Aerial view of wildfire flames and smoke in a dry forest.
external link icon

聖嬰現象如何引發野火？

Forest fire with dense smoke cloud above.
external link icon

野火地圖焦點：加拿大安大略省西北部野火

Forest fire.
external link icon

野火地圖焦點：加州 Elephant Fire

Which is the most polluted city in Valka?