Breaking Waves: Ocean News

Phylogenetic analysis of Mexican cave scorpions suggests adaptation to caves is reversible
03/12/2010 - 00:00
A new study of the scorpion family Typhlochactidae, a group of nine dark-adapted species endemic to Mexico, shows that specialized traits are not necessarily an evolutionary dead end. At least three reversals, or a return to generalized morphology, were found in a phylogenetic analysis.
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Scarcity of phosphorus threat to global food production
03/11/2010 - 00:00
Phosphorus is just as important to agriculture as water. But a lack of availability and accessibility of phosphorus is an emerging problem that threatens our capacity to feed the global population. Like nitrogen and potassium, it is a nutrient that plants take up from the soil and it is crucial to soil fertility and crop growth.
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