Mark Altaweel

Mark Altaweel is a Reader in Near Eastern Archaeology at the Institute of Archaeology, University College London, having held previous appointments and joint appointments at the University of Chicago, University of Alaska, and Argonne National Laboratory. Mark has an undergraduate degree in Anthropology and Masters and PhD degrees from the University of Chicago’s Department of Near Eastern Languages and Civilizations.

A view of a wetland with marshes on either side of a body of water.

Mapping the World’s Tidal Marshes

August 12, 2024

Mark Altaweel

The first global map of tidal marsh locations was developed using satellite-based imagery.

A grayscale map with dots to show the locations within the United States that are mapping urban heat.

Mapping Heat in U.S. Cities

August 12, 2024

Mark Altaweel

NOAA has been coordinating an effort to map urban heat islands in cities across the United States.

Warming ocean waters stress corals and cause coral bleaching. Colonies of “blade fire coral” that have lost their symbiotic algae, or “bleached,” on a reef off of Islamorada, Florida. Photo: Kelsey Roberts, USGS. Public domain.

Warmer Ocean Temperatures are Bleaching Coral Reefs

August 12, 2024

Mark Altaweel

Higher ocean temperatures, along with overfishing and pollution, are leading to more coral bleaching events.

Pom-pom anemone on the Pacific Ocean floor off California.

Highly Detailed Seafloor Maps

August 12, 2024

Mark Altaweel

Researchers from MBARI have developed methods to map the ocean floor at incredibly high resolution.

A map of the world showing the global ocean current with warmer waters in red and cold currents in blue.

Potential Collapse of the Atlantic Meridional Overturning Circulation

August 2, 2023

Mark Altaweel

A new study predicts that the Atlantic meridional overturning circulation (AMOC) could potentially collapse within this century.

Previous 1…4 567 8…77 Next