For those of us in the high latitudes, the approach of the winter solstice marks a significant change. Not in daylight; we’ll gain light in small increments at first. But the winter solstice means that Dec. 21 this year will be the shortest day. Not only that, but we’ll see (or not see) the sun [...]
Archive of posts tagged Frost
Hoar frost in Alaska
Hoar frost occurs when water vapor touches a very cold surface and freezes on it instantly. This can happen to the leaves and branches of plants – as on this young birch tree and trunk – and will cover them with ice crystals that look like spiky fingers. We’ve had some dark, cold days recently. [...]