The Frontiers of Global Health

Adventure into the frontiers of global health: the frozen Arctic, space, the deepest realms of the sea, the mountains of Lesotho, and the Alaska tundra

Environment
Thousands of galaxies flood this near-infrared image of galaxy cluster SMACS 0723. High-res imaging from NASA’s James Webb Space Telescope and gravitational lensing made the image possible.

Outer Space and Global Health

by David P. Fidler

Space has become more important to global health, creating new challenges and exacerbating old problems

Environment
View of pine trees and water from the bank of the Kolyma river at Duvanny Yar (68°39’ N, 159°4’ E), a popular permafrost sampling site, showing the vegetation cover at the end of August 2019.

Zombie Viruses From the Arctic

by Jean-Michel Claverie

Thawing permafrost is releasing microbes from the Neanderthal era—how real is the risk for public health?

Environment
A silky medusa, Colobonema sericeum, its white tentacles against a deep blue background, seen during a mid-water transect during the third Voyage to the Ridge 2022 expedition.

Deep Sea Discoveries and Global Health

by Mary Brophy Marcus

Humans have only begun to explore the ocean's potential for healing diseases

Food
Katie Winters, 54, scores Arctic char to make pitsik (dried fish), at her home in Nain, Newfoundland and Labrador, Canada, April 20, 2022. REUTERS/Melissa Renwick

Survival, Subsistence, and Food Sovereignty in Alaska

by Isabella Turilli

Laws around subsistence hunting and fishing in Alaska are not protecting the Indigenous peoples who rely on it

Migration
Basotho shepherd and dog looking out from a mountain ledge, in Thaba Tseka, Lesotho. Photo courtesy of Edwin Remsberg

How Shepherds Access Health Care in Lesotho

by Chen Chen

Hurdles and innovations for nomadic and semi-nomadic people