Question

discuss our main environmental problems​

Answer 1

The Biggest Environmental Problems
Climate Change. The majority of the issues previously listed contribute or are linked to climate change.
Polar Ice Caps. ...
Transportation. ...
Natural Resource Use. ...
The Nitrogen Cycle. ...
Lowered Biodiversity. ...
Air Pollution. ...
Ocean Acidification. ...

Answer 2

Answer:

The biggest environmental threat that we currently face is global warming

Explanation:

Researchers have recently found out that we have reached a point of no return and we no longer and press the 'go back' button. it is expected that most of the coasts will be swallowed by the oceans. countries like sri Lanka are at the risk of being almost completely drown... while some countries have started to build hydraulic structures that will keep the water away from the coasts...