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Wide variety of old-growth ecosystems across the US makes their conservation a complex challenge
In an old-growth longleaf pine savanna, the absurdly long pine needles sing in the wind. Once considered forests, these ...
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"I'm a Christmas Tree Grower — These Are the Different Types of Tree to Know, and Which Look Best"
Douglas fir is one of the most popular Christmas ... are noted for very good needle retention. "Pines, such as Scotch pine, are also known for good retention," Marsha adds. "Spruce varieties ...
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Ponderosa Pine and Douglas-Fir Forest in the Payette National Forest, Idaho (IMAGE)
Ponderosa pine and Douglas-fir forest in the Payette National Forest, Idaho, nine years after it burned in the 2007 East Zone Complex Fire. Disclaimer: AAAS and EurekAlert! are not responsible for ...