Tag: Planet Labs

Annotated Volcano: A Volcano’s Shape Can Tell You How It Will Erupt
annotated volcano Erta Ale Eruptions Ethiopia Mexico Planet Labs Popocatépetl remote sensing satellite images Science Science and Technology Science Blogs Technology Volcanology basics

Annotated Volcano: A Volcano’s Shape Can Tell You How It Will Erupt

You get a double feature for the latest Annotated Volcano. Why two volcanoes? I wanted to explain the difference between two different shapes of volcanoes: the archetype stratovolcano and the massive shield volcano. Why would two volcanoes take such different forms? It boils down to the flavor and form of […]

Annotated Volcano: Exploring Pinatubo’s Devastating Eruption, 25 Years Later
annotated volcano ASH Eruptions Historic Eruption lahars NASA Novarupta Philippines Pinatubo Planet Labs remote sensing satellite image Science Science and Technology Science Blogs Technology

Annotated Volcano: Exploring Pinatubo’s Devastating Eruption, 25 Years Later

The 1991 eruption of Pinatubo in the Philippines was the second largest of the 20th century (only losing to Novarupta in Alaska in 1912). It had a significant impact on global climate, dropping average temperatures by ~0.25°C (on average) for the next five years. It could have been a massive disaster […]