Sentences with phrase «seafloor sediments show»
Seafloor sediments show that during past ice ages, more iron - rich dust blew from chilly, barren landmasses into the oceans, apparently producing more algae in these areas and, presumably, a natural cooling effect.
http://www.geoengineeringwatch.org/ Not exact matches
In fact, the cells show so few signs of life that it wasn't until 2011 that researchers confirmed that microbes in sediments below the seafloor are, indeed, living.
High - resolution seismic reflection profiles showed a former land surface buried in the seafloor sediments.