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cover of episode How Will Future Forests Survive Climate Change?

How Will Future Forests Survive Climate Change?

2025/1/21
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Short Wave

AI Deep Dive AI Chapters Transcript
People
H
Hannah Chin
L
Lisa Wynn
M
Michelle Osgood
R
Rob Slaysack
Topics
Michelle Osgood: 我们将树苗冷冻是为了保存它们,直到土地准备好种植。这样可以确保树苗在休眠状态下保存,并在种植后重新开始生长。 Hannah Chin: 森林对于地球生态系统至关重要,它们提供氧气,吸收二氧化碳,调节温度,并为大多数陆地动植物提供栖息地。然而,由于过度砍伐、野火等原因,森林正受到威胁。因此,我们需要重新造林来替代旧的森林,并采取新的策略来应对气候变化带来的挑战。 Rob Slaysack: 种植树苗是一个复杂的过程,许多时候种植的树苗会死亡。为了最大限度地提高树苗的成活率,我们需要更长时间地培育树苗,并选择合适的种植地点和密度。此外,我们还应该选择本地树种,因为它们已经适应了当地的环境。 Lisa Wynn: 长期以来,气候变化的速度已经改变,林务员们正在努力弄清楚这种种植树木的本地方法是否也需要改变。我们需要考虑气候变化对树木生长条件的影响,并选择能够适应未来气候的树种。

Deep Dive

Chapters
This section introduces the Dorena Genetic Resource Center in Oregon and describes the process of preparing Douglas fir seedlings for planting. It details how these seedlings are treated and stored before being planted, highlighting the unique approach of freezing the seedlings to maintain dormancy.
  • The Dorena Genetic Resource Center prepares seedlings for planting.
  • Seedlings are frozen for storage before planting.
  • The process involves packing seedlings into bags and boxes for freezing.

Shownotes Transcript

Forests are the lungs of our planet. Not only do they absorb carbon dioxide and create oxygen, they also regulate temperature, absorb rainwater to help prevent flooding, and provide critical habitat for the majority of the world's land-based plant and animal species.But due to land conversion for agriculture and road construction, timber harvesting, and increasing wildfires, the trees that make up our forests are increasingly endangered. That's why we need reforestation: replanting new forests to replace the old ones.For the past century, the United States Forest Service has helped to replant new forests and manage existing ones. But as scientists face the ongoing threat of climate change, they're developing new strategies... including one that tries to literally predict the future.*Listen to every episode of Short Wave sponsor-free and support our work at NPR by signing up for Short Wave+ at plus.npr.org/shortwave).*Learn more about sponsor message choices: podcastchoices.com/adchoices)NPR Privacy Policy)