They broke out upon a brown semicircle of sand, so free from human imprint as to justify Turnbull's profession.
The human imprint is evident almost everywhere.
Action will have to be focused where the human imprint is most intense, in forests, on the farm and in the fast-expanding cities, experts say.
He says that if the models are right - still a big if - the human imprint on the climate should emerge more clearly in the next few years.
Not everyone agrees - there is a range of judgments - and virtually all experts say that in any case, a reliable estimate of the human imprint's magnitude still remains some distance off.
If the fledglings were treated as pets, it is likely they have the human imprint on them and will be unable to return to the wild.
In 1965, he started to work with plastics, first with plastic moulds of human imprints, then from 1966 by pouring expanded polyurethane, which was allowed to expand and solidify.
Dr. Wigley was a principal author of the section of the intergovernmental panel's 1995 report dealing with detection of the human imprint on climate, but not for the new report.
The air is noisy with the great sucking gasps of the sea and the only human imprint is our track.
Just three more swings of Yosil's pendulum while the glazier stores energy, preparing to burst forth whether or not a human imprint gives it personality.