Some of these countries say a plastic pollution treaty is vital to preserve their fragile ecosystems and public health.
Australia's most populous city, Sydney, was the only capital seriously lagging in air pollution levels, ranking 150th overall ...
International negotiations to draft a treaty aimed at reducing plastic waste will begin in Busan, South Korea, on Nov. 25.
Darwin has made the top five out of almost 400 cities in a worldwide study of air pollution and capital city air quality.