Sentences with phrase «huge volcanic eruptions»

Nearly 50 per cent of life on Earth died out as a result of huge volcanic eruptions.
That link might explain why the giant impact of 65 million years ago, when the dinosaurs went extinct, coincided with huge volcanic eruptions in India.
The violent birth of a mega-continent, with huge volcanic eruptions, could help explain the rich diversity of animal life that exists today
This phenomenon, confusingly called true polar wander, is known to happen on Mars, where huge volcanic eruptions change the planet's weight distribution, but it is controversial whether that could happen on Earth.
During this crisis, as many as 90 percent of all species on Earth were killed by massive climate change triggered by huge volcanic eruptions in Russia.
The principle behind the idea is that high - altitude aerosols would cool the planet's surface by reflecting solar energy back into space, mimicking the effect of huge volcanic eruptions.
Unless you are predicting huge volcanic eruptions or the abrupt cessation of CO2 emissions in the ear term?
Such a sudden onset, they noted in Geophysical Research Letters in 2012, pointed to a huge volcanic eruption injecting sulfur into the stratosphere and starting the cooling.
Larry Esposito, an astronomer at the University of Colorado, later proposed that a huge volcanic eruption on Venus in 1978 could explain both the brightening and the sulfur dioxide, a gas produced in eruptions on Earth.
A huge volcanic eruption in Iceland emitted on average three times as much of a toxic gas as all European industry combined, a study has revealed.
His team found a layer of igneous rock in Southwest China, and used the marine fossils to date it to a huge volcanic eruption 260 million years ago.
On the 29th of July in 1968 there was huge volcanic eruption.
The natural variations contain a large random component, depending on the specific variation — for example, a huge volcanic eruption six months from now would require new short - term climate predictions (but the long - term forecast would remain unchanged).
Like Crutzen, Wigley cited the precedent of the huge volcanic eruption of Mount Pinatubo in the Philippines in 1991.
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