In the driest corner of the Earth, a team of scientists has discovered that the Atacama Desert's silence is far older than anyone had imagined—not 15 to 20 million years, but 40 million years of almost unbroken aridity, stretching back to a time when the planet was cooling from one of its warmest chapters. Using the slow accumulation of cosmic ray signatures in ancient quartz, researchers have not merely revised a date but reframed a question: how does a landscape lock itself into an extreme, and how long can it hold? The answer, it turns out, has consequences not only for understanding the de
Infobae
· Jun 03, 2026
· environment
· 4 min read
High
Sourcing: Verified
Atacama's extreme aridity dates back 40 million years, reshaping climate science
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Climate & Environment
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Geopolitical Impact
🌎
Scientific discovery of Atacama Desert's 40-million-year hyperaridity has minimal geopolitical impact; primarily affects climate science understanding and regional environmental policy frameworks.
Escalation Risk
low
Confidence
HIGH
Chile
South America
Global climate science community
No significant shifts in international power dynamics. The discovery enhances Chile's scientific prestige and strengthens international scientific collaboration (German-UK research teams), but does not alter geopolitical alignments or resource competition.
Bias & Framing
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Economic Lens
📈
Scientific discovery that Atacama Desert's extreme aridity dates back 40 million years rather than 15-20 million years has limited direct economic impact but may influence long-term climate modeling and resource extraction strategies in Chile.
Market Signal
neutral
Confidence
MED
Mining and mineral extraction
Agriculture and water resources
Climate research and environmental services
Tourism
Renewable energy (solar)
Minimal immediate consumer impact. Long-term implications include potential adjustments to water availability expectations in northern Chile, which could affect agricultural pricing and mining operations' sustainability planning. May influence climate-related insurance and risk assessments.
Could prompt Chilean policymakers to reassess water resource management strategies, mining sustainability regulations, and climate adaptation policies. May influence international climate agreements and environmental impact assessments for projects in hyperarid regions. Could affect long-term infrastructure planning for water security.