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Farmers pray for
in times of drought. Most of us have experience of wanting the
to open for our garden to be watered during an excessively dry
. However, none of us can imagine a
period of rain lasting two million years. U.K. geologist and
scientist Alastair Ruffell has discovered that 200-300 million years ago, before the single landmass of Pangea separated into
, Earth did see an era during which it rained non-stop for up to two million years. Dr Ruffell said this helped forge the
of flora and fauna all over the globe. He believes the
may have been sparked by a huge rise in
following a series of massive volcanic
.