You have probably seen this by now, it’s been around. But I wanted to make sure. I think Wunderkammer was one of the first to post it, but regardless she certainly is one of the best posts on it, which discourages any inclination I might have to riff. I simply point you to the link below.

Wunderkammer : A Journal of Environmental Art: Katie Paterson: Langjökull, Snæfellsjökull, Solheimajökull.