CO2 from hydrocarbon combustion creates a major environmental problem that is described as __________.
A、the greenhouse effect
B、photochemical smog
C、acid rain
D、stratospheric ozone depletion
E、all of the above
发布时间:2025-08-09 03:58:27
A、the greenhouse effect
B、photochemical smog
C、acid rain
D、stratospheric ozone depletion
E、all of the above