Tag Archives: geological disaster

Underground magma triggered Earth’s worst mass extinction with greenhouse gases

mount etna
Italy’s Mount Etna, Europe’s tallest and most active volcano, spews lava as it erupts on the southern island of Sicily, Italy February 28, 2017. Photograph: Antonio Parrinello/Reuters

There are parallels between today’s and past greenhouse gas-driven climate changes

August 1, 2017 — Coincidence doesn’t prove causality, as they say, but when the same two things happen together over and over again through the vast span of geological time, there must be a causal link. Continue reading Underground magma triggered Earth’s worst mass extinction with greenhouse gases

Last Interglacial Period Had Similar Temps, Higher Sea Levels

melting ice
Photos via J.S. Hoffman et al., Science(2017), J.S. Hoffman et al., Science (2017), Flickr / NASA Goddard Photo and Video

What does this mean for coastal cities?

January 22, 2017 — The last time the Earth’s oceans were this warm, coastlines were a lot farther inland than they are now. In a study published in the academic journal Science on Thursday, January 19, climate scientists say that current sea surface temperatures are Continue reading Last Interglacial Period Had Similar Temps, Higher Sea Levels

Australia bushfires raze ancient World Heritage-listed forests

australian bushfire
LOST FOREVER? World Heritage-listed forests that trace their origins back to the supercontinent Gondwana have been burnt by Australian bushfires raging for more than two weeks, with conservationists increasingly fearful they could be lost forever. Photo by Warren Frey/Tasmania Fire Service/AFP
One of the last expanses of temperate wilderness in the world, the Tasmanian Wilderness is part of the World Heritage list because of its significant natural and cultural values

SYDNEY, Australia (Jan. 30, 2016) — World Heritage-listed forests whose origins pre-date the age of the dinosaurs are being destroyed by raging Australian bushfires, with conservationists increasingly fearful they could be lost forever.

Continue reading Australia bushfires raze ancient World Heritage-listed forests

The beginning of the Anthropocene Age, Humans leave indelible mark

anthropocene
A 2013 art installation by Robin Wollston (Image via geekwire.com)
The post-industrial impacts that humans have had on the Earth and its atmosphere may pinpoint the mid-20th century as the start of a new geological epoch.

January 18, 2016 — GEOLOGISTS ARE CONVINCED that humans have left a mark upon the planet that will detectable millions of years from now.

Continue reading The beginning of the Anthropocene Age, Humans leave indelible mark