What a small glacier holds
A glacier you can walk beside, and how many bathtubs of water are locked in it. Read it after “How much water a large glacier holds”.
November 4, 2026 · 11 min
What a river level reading means
The number on a river gauge, what the metres mean and why a river can drop in a day. Builds on “Where a glass of water comes from”.
Valley Water Notes
A short letter every Sunday: one piece of water news explained, with the numbers made small.
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How much water a canal carries in a day
How a stone canal feeds a valley, how fast the water moves and how much goes by in a day. Builds on “How a village tank is shared out”.