Sentences with phrase «natural marine plankton»

This story is about a proposal, by Planktos, Inc., to stimulate large - scale natural marine plankton blooms by «iron seeding», in - situ, for the purpose of scouring carbon dioxide from the air.

Not exact matches

At least one past global hot spell widely attributed to a natural spike in greenhouse gases, the Paleocene - Eocene Thermal Maximum 55.8 million years ago, appeared to cause a mass die - off of some marine plankton, but other forms thrived, as did mammals and other terrestrial species, specialists on that period say.

[79] Natural sources of carbon dioxide are more than 20 times greater than sources due to human activity, [80] but over periods longer than a few years natural sources are closely balanced by natural sinks, mainly photosynthesis of carbon compounds by plants and marine plNatural sources of carbon dioxide are more than 20 times greater than sources due to human activity, [80] but over periods longer than a few years natural sources are closely balanced by natural sinks, mainly photosynthesis of carbon compounds by plants and marine plnatural sources are closely balanced by natural sinks, mainly photosynthesis of carbon compounds by plants and marine plnatural sinks, mainly photosynthesis of carbon compounds by plants and marine plankton.