Articles for author: Sameen David

Sameen David

Indigenous protests force Brazil to suspend Tapajós River dredging plan

Indigenous Blockade Forces Brazil to Halt Tapajós River Dredging Plans

Santarém, Brazil – Weeks of determined protests by Indigenous communities along the Tapajós River compelled the Brazilian government to suspend dredging operations at a critical Amazon tributary. Hundreds Dig In at Cargill Terminal Hundreds Dig In at Cargill Terminal (Image Credits: Imgs.mongabay.com) Protesters first blockaded the Cargill grain facility on January 22, shutting down truck ...

When North America Was a Tropical Paradise: Discovering its Ancient Ecosystems

When North America Was a Tropical Paradise: Discovering its Ancient Ecosystems

Picture the Rocky Mountains flanked by palm trees. Imagine crocodiles basking in the waters of what’s now Canada. Envision lush rainforests covering North Dakota and Wyoming. Sounds impossible? It’s not science fiction, it’s the story you’re about to discover. Long before ice ages reshaped our continent and long before humans took their first steps, North ...

Sameen David

Tipping points and ecosystem collapse are the real geopolitical risk (commentary)

Ecosystem Collapse: The Overlooked Driver of Global Instability

Security analysts often fixate on armed conflicts, economic disruptions, and cyber threats, yet the steady unraveling of Earth’s ecosystems presents a far more insidious challenge to international stability. Critical Thresholds Nearing Breach Critical Thresholds Nearing Breach (Image Credits: Imgs.mongabay.com) Researchers have identified several key tipping points where ecosystems could shift abruptly into new, degraded states. ...

The Dawn of the Dinosaurs: Tracing the Earliest Forms of These Magnificent Beasts

The Dawn of the Dinosaurs: Tracing the Earliest Forms of These Magnificent Beasts

You’re standing in the present, looking backward across millions of years. Think of dinosaurs and you might picture towering Tyrannosaurus rex or the massive Brachiosaurus. Those titans came much, much later. The real story, the one that often gets overlooked, is about the small, scrappy creatures that started it all. It was around 240 million ...

The Deep History of North America: From Primitive Cells to Towering Forests

The Deep History of North America: From Primitive Cells to Towering Forests

You’ve probably walked across ancient rock formations without ever really thinking about what’s beneath your feet. Here’s the thing, though: North America harbors some of the oldest stories ever told. Not in words, obviously. In stone, in fossils, in those silent markers of unimaginably distant times when the very idea of a human being didn’t ...

Prehistoric Giants of the Skies: The Dominance of Ancient Flying Reptiles

Prehistoric Giants of the Skies: The Dominance of Ancient Flying Reptiles

Picture yourself standing beneath a clear blue sky millions of years ago, only to witness a shadow sweeping across the landscape. The silhouette above belongs to a creature with wings spanning wider than a small aircraft, gliding effortlessly on ancient wind currents. These weren’t birds, and contrary to popular belief, they weren’t dinosaurs either. They ...

9 Ways Your Zodiac Finds True Joy

9 Ways Your Zodiac Finds True Joy

Every person deserves to wake up feeling genuinely happy, yet happiness seems to come more naturally to some than others. Sometimes it feels like certain people have cracked the cosmic code for contentment. Maybe they truly have. Your zodiac sign holds deep secrets about what makes your soul light up. Each sign carries specific emotional ...