The First Trees
The First Trees Information Guide
Overview to The First Trees
420 million years ago, the forest floor of what's now New York was covered with a plant that didn't look like a Want to restore the planet's ecosystems and see your impact in monthly videos? Travel back to the Devonian period (over 400 million years ago) to witness the dawn of Four hundred million years ago every continent on Earth was a bare rock desert with nothing living on it. No soil. No shade. Four hundred and twenty million years ago there was not a single 385 million years ago, the oceans were stable, the atmosphere was thick with CO2, and a 6-meter armored predator called ...
Buy the chart: CHAPTERS 00:00:00 Invertebrates & Fish 00:18:27 ... Toadstools rarely reach higher then your ankle but in the Devonian period over 350 million years ago they use to grow to the size ... Dig into the system that helps scientists distinguish PBS Member Stations rely on viewers like you. To support your local station, go to ↓ More info below ... The Time Earth Was Ruled By 30-Foot Mushrooms Imagine a world where the tallest things around weren't Travel back 380 million years to the Devonian period — a time when Earth's
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Last Updated: May 25, 2026
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