If Charles Keeling Had Chosen to Carefully Measure Methane (Instead

question 41

Multiple Choice

If Charles Keeling had chosen to carefully measure methane (instead of carbon dioxide) each month at the Mauna Kea Observatory,what might he have NOT found?

• A) the gradual increase of that gas, year after year.
• B) the same seasonal changes of that gas, year after year.
• C) the effects of several volcanic eruptions, on atmospheric gas composition.
• D) the effects of any massive melting/decomposition of methane hydrates.

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Definitions:

Adrenal Glands

Small glands located above the kidneys that produce hormones such as adrenaline and cortisol, involved in stress response and metabolism.

Peritoneal Membrane

A thin, delicate membrane that lines the abdominal and pelvic cavities and covers most of the abdominal organs.

Pleural Membrane

A thin, double-layered structure that envelops the lungs and lines the chest cavity to facilitate lung movement during breathing.

Ureters

Tubes that carry urine from the kidneys to the bladder.