New research attributes a shift to longer, stronger glacial cycles to increased friction between ice sheets and bedrock in the Northern Hemisphere 1 million years ago.
Atlantic Ocean
Sediments Suggest Vikings May Have Been the First to Settle the Azores
A multidisciplinary team studying lake sediments and climate change found evidence that the archipelago was inhabited 700 years earlier than historical sources claim.
Ancient Eruptions Reveal Earliest Settlers on the Faroe Islands
Lake sediment is helping scientists resolve a decades-long historical mystery.
WAMPUM: An Indigenous-Designed Path to Sea Level Rise Adaptation
Northeastern and mid-Atlantic tribal nations lived sustainably on the coastline for centuries before colonization. How can their experiences inform strategies for sea level rise adaptation?
Windjamming on the Warming Gulf of Maine
Living in Geologic Time: A sailing venture reveals economic upheaval along Maine’s enduring coast.
Mechanisms of Hydrothermal Ocean Plate Cooling Revealed
A combination of waveform tomography and hydrothermal modelling allows characterizing the mechanisms and reach of fluid flux and ocean plate cooling near mid-ocean ridges with unprecedented detail.
Seasonality in Saharan Dust Across the Atlantic Ocean
The first time series of bi-weekly dust concentrations measured in-situ across the remote Atlantic Ocean.
Gulf Stream Intrusions Feed Diatom Hot Spots
Previous research suggested that the intrusion of low-nutrient Gulf Stream water into the Mid-Atlantic Bight would reduce productivity, but a new study finds that it can also lead to chlorophyll hot spots.
Seafloor Seismometers Look for Clues to North Atlantic Volcanism
Did the mantle plume that fuels Iceland’s volcanoes today cause eruptions in Ireland and Great Britain long ago? A new project investigates, while also inspiring students and recording whale songs.
Your Summer Outlook: Cloudy with an Above-Normal Chance of Hurricanes
Get ready for another above-average hurricane season, but it likely won’t be as busy as last year.