Answer:
Through radio telescopes :)
Explanation:
Areas with the warmest is the surface
An ecological footprint refers to the damage you did to your environment and what you'll leave behind.
So normally, a regular footprint should refer to just what you did and didn't do to this world, and an ecological is strictly refering to the environment.
Hope it helped,
BioTeacher101
Answer:
well who knows when this online thing finish so that we can go to school
Explanation:
documents
pdf,doc
The answer is D I believe because their cancer is no longer spreading
