mass balance

Ice gain/loss measurement

Mass balance is the accounting of material entering and leaving a system—what goes in must equal what comes out, plus or minus what accumulates.

In environmental science, it tracks glacial ice gained through snowfall against ice lost through melting: The glacier's mass balance has been negative for decades.

In chemistry and engineering, mass balance calculations verify that reactions or processes aren't losing material unexpectedly.

Opposites
equilibrium state

mass balanceunbalanced

Lacking equilibrium or stability

disequilibrium · lopsided · uneven · imbalance · net loss

glaciological condition

mass balancemass loss

Reduction in matter

glacial retreat · calving · sublimation

glaciological health

mass balancemass loss

Reduction in matter

ablation · glacier retreat · glacial melt

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mass, balance, balanced, massive, masses, unbalanced, imbalance, unbalance, counterbalance

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