List of top General Knowledge and Mental Ability Questions on Environmental Science

As per the 'Living Planet Report' published by World Wildlife Fund, by what percentage has the monitored wildlife population plunged in the last 50 years?
Which of the following is NOT a primary greenhouse gas in the earth's atmosphere?
Which island nation in the Indian Ocean declared a state of environmental emergency in 2020, after a massive oil spill from a grounded Japanese ship threatened its pristine coral reefs and marine biodiversity?