Oceanography, climate & fisheries

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

Decreasing primary productivity linked to decreased fishery production – an opportunity for management?

As the ocean’s major primary producers, phytoplankton are the base of the marine food web, with changes to their abundance, biomass, and community …

Oceans

These are the melting glaciers that might someday drown your city, according to NASA

<i>This story has been updated.</i><p>New York City has plenty to worry about from sea level rise. But according to a new study by NASA researchers, it should worry specifically about two major glacier systems in Greenland’s northeast and northwest — but not so much about other parts of the vast northern ice …

Global Warming

Pacific Island countries could lose 50-80% of fish in local waters under climate change

Many Pacific Island nations will lose 50 to 80 percent of marine species in their waters by the end of the 21st century if climate change continues …

Climate Change

Scientist Reveals Why Great White Sharks Are Targeting California’s Shallow Waters

On Memorial Day weekend in 2016, a triathlete set out on a mile-and-a-half swim that would take her from the entrance of Newport Harbor along a buoy …

Oceans

Flying Blind: The Dangerous Decline of the U.S. Ocean Monitoring Fleet

In 1982, the water of the Pacific Ocean off the coast of Ecuador started climbing to higher temperatures than normal. That’s not so unusual – the …

Climate Change

These mussels could be key to decontaminating New York City’s dirty waters

The waterways of New York City are famously dirty: They’re full of everything from cigarette butts to runoff from wastewater treatment plants. Fish …

Sweden

World Scientists’ Warning to Humanity: A Second Notice | BioScience

<b>Twenty-five years ago, the Union</b> of Concerned Scientists and more than 1700 independent scientists, including the majority of living Nobel laureates …

Climate

What is a Climate Model, and Should I Trust One?

Climate

Brave Robots Are Roaming the Oceans for Science

At the crest of a swell, an orange wing sticks straight up out of the ocean, like the fin of a miserable orca waving to the crowd at SeaWorld. That …

Oceans

The North Atlantic right whale faces extinction

<b>HALIFAX, CANADA—</b>In a sad reversal of fortune, the North Atlantic right whale is in deep trouble again after rebounding in recent decades from …

Oceans

Canary in the Climate Mine: Arctic Seabird’s Future Is on Thin Ice

One of the Arctic’s most important storytellers in the age of climate change can now foresee how the story might end.<p>Since 1975, when seabird …

Climate Change

Monitoring Coastal Zone Changes from Space

The world’s coastal zones, currently home to a large fraction of the world’s population, are under serious threat from coastal erosion, cyclones, …

Climate Change

Ocean Showers Power the Global Electric Circuit

In 1909, a wood-hulled yacht called the <i>Carnegie</i> sailed roughly 480,000 kilometers around the world’s oceans, gathering measurements of atmospheric …

Climate Change

The race to save coffee

Centroamericano, a new variety of coffee plant, hasn’t sparked the buzz of, say, Starbucks’s latest novelty latte. But it may be the coolest thing in brewing: a tree that can withstand the effects of climate change.<p>Climate change could spell disaster for coffee, a crop that requires specific …

Agriculture

Why the World Is Severely Underestimating Just How Much Fish it Catches

Estimating fish catches may seem simple – a country monitors how many fish its ships land by weight and records a number. In fact, the process is …

Oceans

Underwater network hunts for mysterious slow quakes

On a dimly lit loading dock at the National Autonomous University of Mexico (UNAM) in Mexico City, geophysicist Víctor Cruz-Atienza heaves the lid …

Earthquakes

Under Pressure

When 15 North Atlantic right whales turned up dead in U.S. and Canadian waters in the summer of 2017, it was declared an unprecedented mass mortality …

Oceans

Expressions of the Sea: Classic Newfoundland Sayings and Their Meanings

The people of this province have a way with words, there’s no denying it. It’s part of what makes a visit to Newfoundland such a unique and colorful …

Sailing

Forget cod and salmon: Britons urged to rediscover the humble Cornish sardine

Though regarded as among the tastiest fish, 90% of the catch goes to Europe. Now a supermarket campaign aims to change that<p>At close to midnight, the crew of the Rachel Anne are surprisingly cheerful, given they have spent seven hours fruitlessly searching the English Channel for sardines. Scanning …

Fish

A Drier South: Europe’s Drought Trends Match Climate Change Projections

<i>Drought frequency has increased in Southern Europe and the Mediterranean in the last 30 to 40 years dues to climate change. (credit: James</i> …

Climate Change

Current climate change unparalleled over the last 100 million years?

A team of researchers has discovered a flaw in the way past ocean temperatures have been estimated up to now. Their findings could mean that the …

Climate Change

The High-Tech Tools That Could Save Blue Whales From Ship Collisions

Blue whales may not know it, but some of the country’s brightest scientists are watching out for them.<p>Funded by a $1.5 million grant from the Benioff …

Oceans

JCOMM Report Card 2016

The ocean affects us all. It influences weather and climate, impacting many sectors such as agriculture, marine and coastal activities, marine …

Climate Change

The First Climate Model Turns 50, And Predicted Global Warming Almost Perfectly

Modeling the Earth’s climate is one of the most daunting, complicated tasks out there. If only we were more like the Moon, things would be easy. The Moon has no atmosphere, no oceans, no icecaps, no seasons, and no complicated flora and fauna to get in the way of simple radiative physics. No wonder …

Climate Change

Expanding Brazilian sugarcane could dent global CO2 emissions

Vastly expanding sugarcane production in Brazil for conversion to ethanol could reduce current global carbon dioxide emissions by as much as 5.6 …

Sugar Cane

New York City area could soon see massive floods every 5 years

This year’s Atlantic hurricane season was off the charts by nearly every measure, and new climate modeling suggests that New York City may be headed …

Climate Change

Biologists: Fisheries at Risk as Bills Target Science-Based Conservation

Are fish the next casualties in the war on science?<p>A group of distinguished marine scientists, including a former administrator of the National …

Oceans

New study predicts worldwide change in shallow reef ecosystems as waters warm

A new study based on the first global survey of marine life by scuba divers has provided fresh insights into how climate change is affecting the …

Oceans

18 October 2017 Outlook – Center for Western Weather and Water Extremes

CW3E AR Update: 18 October 2017 Outlook<p>October 18, 2017<p>Click here for a pdf of this information.<p><b>Multiple ARs forecast to Impact U.S. West Coast</b><p>A …

Weather