The meaning of emissions as it is used in the NASA article "Responding to Climate Change" is:
A. substances released into the atmosphere.
An excerpt from the article states that:
Despite increasing awareness of climate change, our emissions of greenhouse gases continue on a relentless rise.
Let's understand what emission is all about.
What is emission?
Emission simply refers anything released into the atmosphere. But usually, emission is known to refer to the release of gases like greenhouse gases or emissions from power plants and factories.
Thus, NASA refers to emission as substances released into the atmosphere.
Learn more about Emission on https://brainly.com/question/3827463
