William H. Calvin Quotes: Our CO2 mixes with everyone else's within a year, then hangs around for centuries like a shroud. ...

Our CO2 mixes with everyone else's within a year, then hangs around for centuries like a shroud. (William H. Calvin)

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William H. Calvin Quotes: Our CO2 mixes with everyone else's within a year, then hangs around for centuries like a shroud.

William H. Calvin Quotes: Our CO2 mixes with everyone else's within a year, then hangs around for centuries like a shroud.

William H. Calvin Quotes: Our CO2 mixes with everyone else's within a year, then hangs around for centuries like a shroud.

William H. Calvin Quotes: Our CO2 mixes with everyone else's within a year, then hangs around for centuries like a shroud.

William H. Calvin Quotes: Our CO2 mixes with everyone else's within a year, then hangs around for centuries like a shroud.

William H. Calvin Quotes: Our CO2 mixes with everyone else's within a year, then hangs around for centuries like a shroud.

William H. Calvin Quotes: Our CO2 mixes with everyone else's within a year, then hangs around for centuries like a shroud.

William H. Calvin Quotes: Our CO2 mixes with everyone else's within a year, then hangs around for centuries like a shroud.

William H. Calvin Quotes: Our CO2 mixes with everyone else's within a year, then hangs around for centuries like a shroud.

William H. Calvin Quotes: Our CO2 mixes with everyone else's within a year, then hangs around for centuries like a shroud.

William H. Calvin Quotes: Our CO2 mixes with everyone else's within a year, then hangs around for centuries like a shroud.

William H. Calvin Quotes: Our CO2 mixes with everyone else's within a year, then hangs around for centuries like a shroud.

William H. Calvin Quotes: Our CO2 mixes with everyone else's within a year, then hangs around for centuries like a shroud.

William H. Calvin Quotes: Our CO2 mixes with everyone else's within a year, then hangs around for centuries like a shroud.

William H. Calvin Quotes: Our CO2 mixes with everyone else's within a year, then hangs around for centuries like a shroud.