Adding millions of tonnes of limestone buried under the Nullarbor Plain to the world's oceans could remove carbon dioxide from the atmosphere.
... would also release some carbon dioxide.
He suggests that large chunks of dolomite or limestone blocks could be thrown on to lava from the sides, or from above by helicopters or airplanes, or even by ...
Belize is an unforgettable mix of tropical waterfalls, limestone caves and ancient Mayan ruins, making it one of the most popular destinations for ecotourists. Faculty and students from UMass Amherst ...
Egypt said Monday that it retrieved a 2,500-year-old limestone relief from London after its sale was blocked by Bonhams auction house there because it had been looted from a pharaoh's tomb.
... the region's hostile conditions by growing in shallow soil and in the nooks and crannies of limestone outcrops. The data analysis was supported by a grant Fridley obtained from the National Science ...
... --about 50 million years ago.
"We owe this discovery, in part, to the European fondness for limestone," said Friedman. The fossils, which he found in museums in England, France, Italy, and Austria, ...
... bandied about for years, was thought unworkable because of the expense of obtaining lime from limestone and the amount of CO2 released in the process.
Tim Kruger, a management consultant at London ...
... a research point of view, the species is highly interesting, as its shell is made out of limestone, which is broken down in more acidic environments.
"Species with limestone skeletons or shells are ...
... reflecting the fact that some scientists think slightly older fossils found in a Moroccan limestone deposit also could have been anthropoid, Kay said.
The report's first author is Sunil Bajpai, an ...
... of years, and over time reacts with the seawater to form carbonate minerals, such as limestone, When subducted, these carbonate minerals have the effect of lowering the melting point of the crust ...
... ," Rowe said.
Strontium occurs naturally in the soil, and rain washes the element through the limestone. During dry periods, it is concentrated in stalagmites, making them good markers of drought, ...
... argue that all cranial measurements they analyzed point to modern-sized heads. They also noted that limestone dissolved in water -- very common to the island chain's karst environment -- running ...
... . The raceways originated in areas that contained artesian springs. Excavation in these areas found limestone rock used to line the areas where the water was captured, with overflow being channeled ...
... atmosphere, according to the researchers. The cement data take into account the breakdown of limestone to produce lime. Researchers also note that the new CO2 data include minor downward revisions of ...
... This suggests the area was scoured clean by waves in the recent past. Finally, there is no limestone pedestal at the base of the boulders, which should have formed as rain dissolved the coral if the ...