It’s long been known that massive increases in emission of CO2 from volcanoes, associated with the opening of the Atlantic Ocean in the end-Triassic Period, set off a shift in state of the climate which…
No-one alive today has witnessed a volcanic eruption remotely as big as the Toba “super” eruption. But our ancestors may have done, tens of thousands of years ago, when northern Sumatra exploded, creating…
What if the world left it too long to take action on global climate change? Is there a way we could somehow cool the planet before an environmental crisis occurs? Geo-engineering is a potential course…
A volcanic ash cloud produced by Chile’s Puyehue volcanic eruption has circumnavigated the globe and floated over Australia twice, disrupting flights and leaving over 120,000 passengers stranded. The Conversation…
What do Chile’s recent volcanic eruptions and tomorrow morning’s total lunar eclipse have in common? Well … Just before sunrise, Earth’s shadow will totally hide the normally-bright moon for about 100…
“Apocalyptic” seems the best word to describe the images now emerging of ongoing eruptions at the Puyehue volcano range in southern Chile. Eruptions began after an ominous series of earthquakes on June…
A prolonged period of hotter-than-average temperatures in the crater lake of New Zealand’s Mt Ruapehu has seen the country’s media questioning whether another eruption is on the cards. Mt Ruapehu (Māori…