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Crockford
/ ˈkrɒkfəd /
noun
- short for Crockford's Clerical Directory, the standard directory of living Anglican clergy
Word History and Origins
Origin of Crockford1
Example Sentences
Peter Crockford, a geologist at Carleton University, and his colleagues began their inventory by combining existing estimates of the number of microbes currently in the ocean, soil, and Earth’s subsurface with the number of cells in larger organisms.
To understand how primary productivity has changed over Earth’s geologic history, Crockford and colleagues combed the scientific literature for estimates of the numbers and types of photosynthesizing organisms at different points in time and how much “food” they produced.
Sometime between 800 million and 650 million years ago, their productivity was surpassed by algae, Crockford says.
Crockford and colleagues also run their movie into the future.
Also at risk are birds migrating along the East Asian–Australasian Flyway, “the most important flyway in the world for coastal water birds,” says Nicola Crockford, principal policy officer at the Royal Society for the Protection of Birds.
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