The two-month long, low-level eruptions occurring at a volcano in Alaska's Aleutian Islands have volcanologists worried that there could be a larger eruption forthcoming.

Mount Cleveland is reported to be on watch status with an aviation color code of orange, according to the Alaska Volcano Observatory (AVO).

Study of volcano-ice interaction offers window into geologic past and clues about Earth's long-term climate cycles.

Alaska’s Mount Redoubt has gradually slowed down in activity since the last eruption three months ago.

The US government will spend $15.2 million to modernize equipment for monitoring US volcanoes and improving warning systems.