Question

of the energies we examined, which seemed to be having the biggest impact on climate change?
a. coal
b. petrol (gas diesel)
c. natural gas
d. green energy
e. nuclear

Explanation:

Coal combustion releases large amounts of carbon dioxide, sulfur dioxide, and other pollutants, and is a major contributor to greenhouse gas emissions and climate change compared to the other options. Petrol, natural gas, green energy (which is less impactful or beneficial), and nuclear (with low greenhouse gas impact) have relatively less impact than coal in terms of climate change contribution from energy use.

Answer:

A. Coal