(Click to enlarge.)
Presumably in connection with my post from earlier today on where Earth’s water comes from, David Wills (Adelaide, South Australia) has just called my attention to this intriguing article:
(Click to enlarge.)
(Click to enlarge.)
Presumably in connection with my post from earlier today on where Earth’s water comes from, David Wills (Adelaide, South Australia) has just called my attention to this intriguing article:
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