“The process is a simple one. Carbon dioxide in the atmosphere has the effect of a pane of glass in a greenhouse".
The American senator, Daniel Patrick Moynihan, in 1969, a year after he joined Richard Nixon's White House staff. (New Yorker)
Ancient Peruvian civilisation grew mighty by harvesting guano
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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...
5 hours ago
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