New England Warming Faster Than the Vast Majority on Earth, Study Finds.

The US region famous for its colonial history, sweet syrup and bitterly cold, snow-covered winters is undergoing a swift change. Fresh analysis finds that New England is heating up more quickly than nearly any other place on the Earth.

Breakneck Pace of Transformation

The velocity of temperature increase in New England makes it the most rapidly warming area of the continental United States, according to the research. The rate of its warming has apparently increased notably in the past five years.

"The temperature is not only rising, it's accelerating," said a lead researcher on the project. "It's really sped up in recent years, which surprised me. Our regional climate is shifting in a new direction, after being relatively stable for millennia."

The analysis places the New England region among the fastest-warming zones in the world, together with the polar region and parts of Europe and China. "New England is now heading towards being like the American South," the scientist added.

Analysis Approach and Results

For the study, researchers analyzed multiple data sources on daily temperature extremes and snow cover dating back to 1900. The review encompassed the six states of the New England region.

They found that New England has warmed by an mean of 2.5°C (4.5°F) from 1900 to 2024. This far exceeds the worldwide mean, with the planet heating by approximately 1.3 degrees Celsius in the same period.

"This represents extremely rapid warming, which is worrying," said the researcher.

Notable Climate Trends

• Minimum temperatures are rising more quickly than maximum temperatures.
• Winters are heating up at double the speed of other seasons.
• The harsh winter chill characteristic of the region is being diminished.

Marine Factors and the "Energy Storage"

A major cause for this exceptional build-up of heat may be changes in the Atlantic Ocean. The world's oceans are taking in more than 90% of the excess heat captured by greenhouse gases.

In the north Atlantic, an influx of cold, fresh water from Arctic ice melt is slowing down the Gulf Stream. This is directing warmer water into the coastal waters, concentrating heat along the shoreline that is then pushed inland by wind patterns.

"The excess heat from climate change is being stored in the oceans like a huge storage unit," explained the researcher. "This is now being released into the air and New England is a recipient of that heat."

Impacts on Culture and Weather

Once considered a relatively stable region, New England has experienced severe climate events in the past decade, including devastating flooding and prolonged dry spells.

The increasing temperatures endangers iconic aspects of regional life:

• Maple syrup production is facing challenges by changing seasonal patterns.
• Winter sports are disrupted; an ice hockey tournament on Vermont and New Hampshire lakes has been called off or relocated repeatedly due to unsafe ice conditions.
• Ski resorts have faced difficulties because of insufficient snow.

"I reside just outside Boston and when I arrived in the 1990s I used to skate on the local ponds all the time," said the researcher. "That tradition has pretty much disappeared from much of the southern part of the region."