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Peru

An image of villagers from Huamantanga constructing a shallow stone canal to divert water down a hillside
Posted inNews

Pre-Inca Canal System Uses Hillsides as Sponges to Store Water

Rachel Fritts, Science Writer by Rachel Fritts 30 December 201915 October 2021

To prepare for a drier future on Peru’s western coast, researchers are turning to techniques of the past.

Palcacocha Andes Peru glacier lake
Posted inFeatures

The Dangers of Glacial Lake Floods: Pioneering and Capitulation

Jane Palmer, Science Writer by Jane Palmer 1 March 201923 January 2023

During the past 70 years, Peruvian engineers virtually eliminated the risks posed by glacial lake floods. But climate change and a political blind eye are increasing the dangers once again.

Russet-crowed warbler at Pantaicolla Ridge in Peru
Posted inNews

Peruvian Mountain Birds Take an “Escalator to Extinction”

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 30 October 20181 March 2023

As the climate warms, tropical birds living in the mountains are retreating to higher elevations to avoid the heat. What happens when they run out of mountain slope to escape to?

Puca glacier in the Peruvian Andes
Posted inNews

After a Glacier Retreats, Plants Thrive Thanks to Phosphorus

Katherine Kornei, Science Writer by Katherine Kornei 6 June 201812 April 2022

Grasses, small flowers, and mosses colonize glacial till in the Peruvian Andes when researchers apply a phosphorus fertilizer, an ecological surprise with implications for carbon sequestration.

Researchers assess the role of water vapor in predicting volcanic eruptions
Posted inResearch Spotlights

Can Water Vapor Help Forecast When a Volcano Will Blow?

by E. Underwood 10 July 201715 November 2022

A widely used technique to monitor sulfur dioxide was tweaked to focus on water vapor at Peru’s Sabancaya Volcano. Results show that the volcano steamed up prior to its 2016 eruption.

Posted inEditors' Vox

Observing the Ocean

by Toste Tanhua 25 April 201716 November 2021

How measurements from a glider deployed off the coast of Peru are contributing to a much-needed long time-series data set.

The Jicamarca Radio Observatory in Peru is up and running again after 50 years
Posted inResearch Spotlights

After Decades, High-Altitude Observations Revived at Jicamarca

by Mark Zastrow 2 March 201731 January 2022

Recent upgrades to the Jicamarca Radio Observatory in Peru allow it to probe electron densities several thousand kilometers above Earth, a feat it hasn't accomplished in 50 years.

Lake Palcacocha, which flooded the city of Huaraz, Peru, in 1941.
Posted inNews

Focusing the Human Lens on Glacial Outburst Floods

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 17 June 201617 March 2023

To better prepare mountain communities for possible floods, experts say that it is important to understand the communities themselves.

Posted inNews

Countries Worldwide Commit to Curbing Greenhouse Gas Emissions

Mohi Kumar headshot by M. Kumar 14 December 201430 May 2023

Although the agreement is a political breakthrough, it falls short of keeping future temperatures from rising more than 2°C above those of pre-industrial times.

Posted inResearch Spotlights

Peruvian Andes Helped to Cool Eastern Equatorial Pacific

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 4 November 201426 January 2023

Scientists investigate the role of the Peruvian Andes on climate variability.

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