Arctic whales are making a contribution to climate science: Scientists used narwhals to help them measure winter temperatures in the waters off western Greenland.
Tracking Narwhals in Greenland: Explorers
Dr. Mads Peter Heide-Jørgensen
Dr. Mads Peter Heide-Jørgensen is the co-principal investigator on the 2006 narwhal tracking expedition. He has been working as a senior scientist at the Greenland Institute of Natural Resources since 1988. His expertise is in the ecology of cetaceans in Greenland and his work has produced over 100 peer-reviewed publications and books on Arctic top predator biology.