Zachos´ research into the deep ocean _______ suggests at this time that about 4.5 billion tons o{ carbon entered the atmosphere over 10,000 years.

Online traders must also adjust. Amazon, for one, is ______ turning from being primarily a bookseller to the go to shop for everything.

Online shoppers now read not only the sales _______ but also reviews from previous purchasers.

Far from becoming ______ online shoppers are very demanding.

The ocean is capable of removing carbon, and quickly, but this natural _____ can be too much.

There can be no ______ that online shopping is of huge benefit to the consumer.

Greenhouse gases are being released into the atmosphere 30 times faster than the time when the Earth experienced a ______ episode of global warming.

James Zachos, a professor in Santa Cruz California, said the speed of the present buildup of greenhouse gases is far greater than during the global warming after the ______ of the dinosaurs.

If customers are disappointed, a few _____ of the mouse will take them to places where they can let the world know.

Zachos warned that studies of global warming events in the geological past _______ we are reaching dangerous new levels.

Zachos is a leading ______ on the episode of global warming known as the palaeocene-eocene thermal maximum.

A study comparing the rate at which carbon dioxide and methane are being _______ now, 55 has found dramatic differences in the speed of release.

The ocean is capable of removing carbon, and quickly, but this natural process can be easily ______.