Today is the first day of the Earth Matters on Stage Festival and Symposium in Oregon. We wanted to take part, but we didn't want to get on a plane. So we're participating next week with a pre-recorded series of interviews and a live satellite debate.
Ancient Peruvian civilisation grew mighty by harvesting guano
-
The Chincha Kingdom was transporting seabird excrement from islands to
valleys as early as the 13th century, and this powerful fertiliser may have
been key...
4 hours ago
No comments:
Post a Comment