Acceleration of Ocean Denitrification During Deglaciation Documented

As ice sheets melted during the deglaciation of the last ice age and global oceans warmed, oceanic oxygen levels decreased and “denitrification” accelerated by 30 to 120 percent, a new international study shows, creating oxygen-poor marine regions and throwing the oceanic nitrogen cycle off balance.

Tarut Bay, Saudi Arabia

Tarut Bay is located along the coastline of the Arabian Gulf (also known as the Persian Gulf). The bay surrounds one of the largest islands in the Arabian Gulf—Tarut—which has an area of approximately 70 square kilometers (27 square miles).

The Sumatran rainforest will mostly disappear within 20 years

In only a few years, logging and agribusiness have cut Indonesia’s vast rainforest by half. The government has renewed a moratorium on deforestation but it may already be too late for the endangered animals and for the people whose lives lie in ruin.

Costa Rica Has a Sea Turtle Egg-Poaching Problem

Besides being beautiful, Costa Rica’s beaches are the nesting sites of four endangered sea turtle species, which return each year to lay their eggs. But there is trouble in paradise for these reptiles, namely, from egg thieves.

Oyster Shells Are an Antacid to the Oceans

By studying oyster populations in relation to acidity levels, a team of researchers has concluded that oysters, particularly their shells, can play a significant role in reducing the increasing ocean’s acidity…

Mercury Pollution Threatens Arctic Foxes

New scientific results show that arctic foxes accumulate dangerous levels of mercury if they live in coastal habitats and feed on prey which lives in the ocean.

Boom in Jellyfish: Overfishing Called Into Question

Will we soon be forced to eat jellyfish? Since the beginning of the 2000s, these gelatinous creatures have invaded many of the world’s seas, like the Japan Sea, the Black Sea, the Mediterranean Sea, etc…