How does technology influences the environment?

the evolution of many modern machines can pollute the air, but isn't the unique cause, some factories also discarded some toxic substances into the rivers or seas destroying all the animals and plants in them.
the influence that the technology does in the environment can be positive or negative.
Positive:
- better technology can help us study and better understand how we are affecting the environment.
Negative:
-some things or machines require fosil fuels, and if burned, emits carbon dioxide into the air.