A multidisciplinary team of scientists has demonstrated a method to upcycle polyvinyl chloride (PVC), one of the plastics most difficult to dispose of or recycle, by turning it into a class of ...

A tree does not fall apart evenly. Cut the wrong branch, and the whole crown can end up leaning on one weak point instead of spreading the ...

Between the 2019 and 2024 fiscal years, the city collected $10.3 million from projects that cut down regulated trees, ...

A map showing the distribution of isotopes in Amazonian tree wood can help identify illegally harvested timber. By analyzing ...

Add Yahoo as a preferred source to see more of our stories on Google. For decades, the climate science of trees and carbon logic felt somewhat simple: More carbon dioxide in the air means more ...

For decades, the climate science of trees and carbon logic felt somewhat simple: More carbon dioxide in the air means more photosynthesis, which means more tree growth, which means more carbon locked ...

Managing neighborly disputes can get tricky. Fences, weeds, and even trees that straddle two properties can cause tension and disputes. When a tree falls from your neighbor’s lawn into yours, things ...

Perhaps you’ve inherited a mature Douglas fir canopy. Or, maybe your garden was sunnier a few years ago, but as nearby trees filled in, the light equation shifted. Many gardeners complain about ...

Writing this, I am experiencing a real dilemma and would welcome any comments or suggestions as to what I need to do. Part way down my rolling backyard sits a huge, old elm tree. It has provided shade ...

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