Hanoi chokes as Vietnam capital tops most polluted cities list
Vietnamese capital Hanoi was blanketed by a thick haze of pollution on Tuesday that obscured high-rise buildings and left the city's nearly nine million people breathing toxic air.
Vietnamese capital Hanoi was blanketed by a thick haze of pollution on Tuesday that obscured high-rise buildings and left the city's nearly nine million people breathing toxic air.
Environment
Mar 5, 2024
0
9
Researchers have clarified the evolutionary history of a previously poorly known group of ferns from the tropical rainforests of America using DNA methods. The study discovered many new fern species, 18 of which have now ...
Plants & Animals
Feb 29, 2024
0
6