As politicians haggle at a U.N. climate conference in Poland over ways to limit global warming, the industries and machines powering our modern world keep spewing their pollution into the air and water.
Urgency of Climate Talks Seen in Coal Plants, Garbage Dumps

1
FILE - Smoke rises from a factory as a truck loaded with cars crosses a bridge in Paris, France, Nov. 30, 2018.

2
FILE - Crows and black kites fly next to a tractor working on a garbage-dump on the outskirts of Islamabad, Pakistan, Dec. 4, 2018.

3
FILE - In this slow-shutter zoom effect photo taken Dec. 12, 2018, commuters backed up in traffic during the morning rush hour, in Brussels, a city that regularly experiences pollution alert warnings.

4
FILE - Piles of electronic waste is placed next to a drain chocked with plastic and garbage in New Delhi, India,Dec. 8, 2018.