Across
- 4. - Climate change increases the risk of natural ____.
- 5. - Increasing _____ on the roads is a major cause of urban air pollution.
- 6. - Cute and endangered flightless birds of Antarctica.
Down
- 1. - Tropical storms happening over oceans in the US with devasting impacts. .
- 2. - Danube river in Austria has undergone redevelopment aimed to _____ floodplains.
- 3. - UK to be become the first economy to go ____free.