Great Barrier Reef Hit by Worst Coral Die-Off on Record, Scientists Say

Great Barrier Reef had suffered the worst coral die-off ever recorded after being bathed this year in warm waters that bleached the coral.

Road salt can change sex ratios in frog populations: Naturally occurring leaf litter can also alter sex outcomes

Proportion of females within tadpole populations was reduced by 10 percent when exposed to road salt. 22 million metric tons of road salt is applied to roads in the US each year.