Marine Studies + Climate

New Oregon climate assessment documents continued warming and signs of adaptation

CORVALLIS, Ore. – Oregon is becoming warmer and more prone to drought and will see less snow due to climate change, but people and businesses are also adapting to the challenges of a warming planet, the latest Oregon Climate Assessment indicates.

The assessment, released today by the Oregon Climate Change Research Institute at Oregon State University, shows that Oregon’s annual average temperature increased by 2.2 degrees Fahrenheit over the last century and is likely to become as much as 5 degrees Fahrenheit warmer by 2074.

Increased wildfire activity may be a feature of past periods of abrupt climate change, study finds

CORVALLIS, Ore. – A new study investigating ancient methane trapped in Antarctic ice suggests that global increases in wildfire activity likely occurred during periods of abrupt climate change throughout the last Ice Age.

The study, just published in the journal Nature, reveals increased wildfire activity as a potential feature of these periods of abrupt climate change, which also saw significant shifts in tropical rainfall patterns and temperature fluctuations around the world.

New ice core data provides insight into climate ‘tipping points’ during the last Ice Age

CORVALLIS, Ore. – A changing climate triggers a sudden shift in ocean circulation, creating weather havoc and plunging Earth into an abrupt new Ice Age.

It sounds like the basis for a Hollywood blockbuster - the 2004 science fiction disaster film “The Day After Tomorrow,” has similar plot lines – but it’s actually a scenario that played out multiple times during the last Ice Age, which ended more than 11,000 years ago.

Pacific cod can’t rely on coastal safe havens for protection during marine heat waves, OSU study finds

CORVALLIS, Ore. — During recent periods of unusually warm water in the Gulf of Alaska, young Pacific cod in near shore safe havens where they typically spend their adolescence did not experience the protective effects those areas typically provide, a new Oregon State University study found.

Pacific coast gray whales have gotten 13% shorter in the past 20-30 years, Oregon State study finds

NEWPORT, Oregon — Gray whales that spend their summers feeding in the shallow waters off the Pacific Northwest coast have undergone a significant decline in body length since around the year 2000, a new Oregon State University study found.

The smaller size could have major consequences for the health and reproductive success of the affected whales, and also raises alarm bells about the state of the food web in which they coexist, researchers say.

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