Tag Archives: ocean dead zones

Oceans suffocating as huge dead zones quadruple since 1950, scientists warn

dead sardines in temuco, chile
A fisherman on a beach in Temuco, Chile that is blanketed with dead sardines, a result of algal blooms that suck oxygen out of the water. Photograph: Felix Marquez/AP

Areas starved of oxygen in open ocean and by coasts have soared in recent decades, risking dire consequences for marine life and humanity

January 4, 2018 — Ocean dead zones with zero oxygen have quadrupled in size since 1950, scientists have warned, while the number of very low oxygen sites near coasts have multiplied tenfold. Continue reading Oceans suffocating as huge dead zones quadruple since 1950, scientists warn

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