The Greenhouse Gas Mystery
Story
B2

The Greenhouse Gas Mystery

Emma: Did you see the gas readings from today? The CO2 levels spiked way beyond what we predicted.

Jake: Yeah, I noticed that too. I still think it's due to the plants releasing more oxygen during photosynthesis, which messes with the balance.

Emma: But photosynthesis uses CO2, it doesn’t cause more CO2 to appear. I think maybe the plants are stressed and releasing methane instead.

Jake: Methane? Are you sure? I thought methane was mostly from animals or decay, not live plants.

Emma: Normally, yeah. But stressed plants can sometimes release different gases. Look, I just got the latest readings from the sensor—it shows a small methane increase alongside the CO2 spike.

Jake: Hmm, that’s interesting. But the CO2 jump is way bigger. Could it be an external factor? Maybe something in the lab air?

Emma: I checked the ventilation, and everything’s normal. Plus, our controls didn’t show any changes. I think our hypothesis about an imbalance in photosynthesis causing irregular gas exchange is closer to the truth.

Jake: I see your point. Maybe it’s a combined effect—photosynthesis stress plus some unexpected microbial activity?

Emma: Could be. This mystery just got more complicated. Good thing we’re a team though, two heads are better than one!

Jake: For sure! Let’s dig deeper tomorrow and get to the bottom of this greenhouse gas puzzle.