Oceanography, climate & fisheries

By S. McClatchie | Scientific information on climate variability, multidisciplinary ocean science and fisheries resources from a non-advocacy view point.

Learning From an Extreme El Niño

The El Niño-Southern Oscillation (ENSO) cycle is a periodic change in the ocean-atmosphere system of the tropical Pacific Ocean but which has …

Climate Change

16, now at GOES-East, ready to improve forecasts even more | National Oceanic and Atmospheric Administration

December 18, 2017 Now in its new GOES-East position, the advanced GOES-16 satellite has officially joined NOAA’s operational observation network, …

Special report: 2016 extreme weather events and ties to climate change

Extreme Weather

Is deep sea mining vital for a greener future – even if it destroys ecosystems?

A new gold rush is targeting rich ores on the ocean floor containing valuable metals needed for smartphones and green technologies, but also hosting exotic ecosystems<p>Mining the deep ocean floor for valuable metals is both inevitable and vital, according to the scientists, engineers and …

Oceans

Pacific Northwest salmon are in big genetic trouble

Chinook salmon, an iconic species in the Pacific Northwest, have lost up to two-thirds of their genetic diversity over the past 7000 years, …

DNA

New tipping point prediction model offers insights to diminishing bee colonies

A new method to predict tipping points -- the moment at which sudden change occurs in complex networked systems -- may offer insights that prevent …

Bees

New Study Reveals Strong El Niño Events Cause Large Changes in Antarctic Ice Shelves

A new study published Jan. 8 in the journal <i>Nature Geoscience</i> reveals that strong El Niño events can cause significant ice loss in some Antarctic ice …

Global Warming

The Ocean Is Losing Its Breath

In the past 50 years, the amount of water in the open ocean with zero oxygen has gone up more than fourfold. In coastal water bodies, including …

Oceans

Are Excluder Devices Saving Sea Lions or Covering Up Their Deaths?

“By-catch and discards,” Charles Clover wrote in <i>The End of the Line</i>, “are a fact of life to a fisherman.” More than 300,000 whales, dolphins, and …

Oceans

Tiny Fossils Record Big Shifts in Ocean Currents

About 40 million years ago, the southern tips of South America and Australia began to drift away from Antarctica, a tectonic shift that opened a …

Climate Change

The Unsolved Mystery of the Marbled Murrelet

Marbled murrelets are unusual among seabirds in that they nest in trees. This chick calls from its nest, a bed of moss, in an Oregon forest. Photo by …

Nature

99% of These Sea Turtles Are Turning Female—Here’s Why

At the Pacific Ocean's largest green sea turtle rookery, a crisis is unfolding, likely thanks to warming temperatures. Will this become a global problem?<p>The turtle wranglers landed on Ingram Island thinking about sex and heat.<p>Pacific green sea turtles spend years cruising this northern Australia …

Oceans

The nation’s rivers and streams are getting dangerously saltier

Nearly everywhere you turn during this frigid stretch of winter, much of the world seems covered in a layer of salt aimed at keeping our roads drivable and sidewalks free of ice. All that salt is one reason — although not the only one — that many of the nation’s rivers and streams are becoming …

U.S. Geological Survey

Climate & Chocolate

Over the next several decades, cacao-growing regions may grow warmer and drier, but with planning and adaptation, farmers can keep producing our …

Climate Change

Parts of California, West may never look the same after wildfires

Image 1of/3<p>Caption<p>Close<p>As hotter and bigger fires blaze through the West and yet another year passes with a disastrous toll, America’s wildlands are …

Drought

It’s Maine Shrimp Season, Without the Shrimp

PORT CLYDE, Me. — Sitting between Glen Libby’s desk at Port Clyde Fresh Catch and the armchair where his brother’s old dog, Red, likes to nap are two boxes full of “The Original Maine Shrimp Cookbook.” This slim spiral-bound volume includes contributions from various members of the brothers’ …

Women in Science

Small Pests, Big Problems: The Global Spread of Bark Beetles

Warming temperatures are fueling the expansion of pine and spruce beetle outbreaks across North America, Europe, and Siberia, ravaging tens of …

Climate Change

Addition by Subtraction: Raising the Bar for Satellite Imagery

A picture being worth a thousand words is not always such a good thing! When a complex environmental scene contains too much information, it can be …

Geophysics

Taking the Pulse of the Planet

Humans have released carbon dioxide and other greenhouse gases in sufficient quantity to change the composition of the atmosphere (Figure 1). The …

The Most Powerful Evidence Climate Scientists Have of Global Warming

The oceans hold the story of a planet warming as fossil fuels are burned. Here is what scientists have discovered, in four charts. By Sabrina …

Climate Change

Threatened Sea Turtles in Hawaii Losing Ground to Rising Oceans

Protecting coastal homes and businesses from the crashing waves of the sea may eliminate beach habitat for the threatened Hawaiian green sea …

Climate Change

Advanced Satellite Tracks Air Pollution in Extraordinary Detail

A new Earth-observing satellite called Sentinel-5P carries an advanced atmosphere-monitoring instrument that can scan Earth at a higher resolution …

Half of World Could See Deadly Heat Waves By 2100

Even with drastic cuts to the emissions of greenhouse gases that are driving up Earth’s temperature, more than half of the world’s population could …

Climate Change

Observing Changes in Nighttime Lights : Image of the Day

Since 2011, the Visible Infrared Imaging Radiometer Suite (VIIRS) sensor on the Suomi NPP satellite has been collecting data on the brightness of …

Astronomy

In the Sierras, New Approaches to Protecting Forests Under Stress

In California’s Sierras and around the world, extreme drought and rising temperatures are killing trees and threatening the viability of forests. …

Yale

Nature

EDITORIAL<p>Extreme weather explicitly blamed on humans for the first time<p>Scientists take the bold step of saying phenomena wouldn’t have happened …

Climate Change

GMS: 2017 Hurricanes and Aerosols Simulation

2017 Hurricanes and Aerosols Simulation<p>Tracking aerosols over land and water from August 1 to November 1, 2017. Hurricanes and tropical storms are …

The Flood That Could Change Everything - United States of Climate Change

On the first day the storm will seem just like the others.<p>But once the water starts falling on Southern California this time, it won’t stop. Not for …

Climate Change