[Bubba Ho-Tep]

Up in Mammoth Lakes, California. A minor earthquake opened a fissure that let out CO2 that killed about ten acres of trees.

[Rio]

Wait a minute... trees inhale CO2.

[editor-surveyor]

They have had groups camping near Mammoth Lakes die from the high CO2 concentration from volcanic vents.

Very active area; the ground there is rising constantly.