知识世界

Environment:Techno 2100 —— Swamp

Thousands of widgeon fill in the sky of a thriving marsh in the Louisiana central swamp as sun sets. They're new owners of the swamp. The swamp used to be an arid farmland, now it's a paradise of water fowls and other spieces. Swamps are the most important natural resources, that's why scientists are studying how to protect them more efficiently, and this is known as ecological engineering.

• 01

  Environment： The Infinite Voyage —— Crisis in the Atmosphere

  
• 02

  Environment： Thirsty Planet（1）

  
• 03

  Environment： Waves in the Ocean

  
• 04

  Environment： Ice Worlds: Life at the Edge

  
• 05

  Environment： Something in the Air

  
• 06

  Environment： Building Blocks

  
• 07

  Environment： The Pond - Community Ecology in Action

  
• 08

  Environment： The Endless Voyage — Survivors

  
• 09

  Environment： The Nature of Things——The Living City

  
• 10

  Environment： It's in the Water