Author: Katharine Lackey, USA TODAY

As rovers like Mars Insight bring humans steps closer to going to the Red Planet we must consider the dangers we pose to it and it to us.

Resources on Mars, where NASA’s InSight mission just landed, will be so limitedthat creating a waste stream will be nearly impossible at first.

Bill Nye says the idea of colonizing and terraforming Mars is science fiction: “As respectful as I can be, are you guys high?”