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| Deep sea coral time machines reveal ancient CO2 burps Posted: 16 Oct 2020 01:42 PM PDT The fossilized remains of ancient deep-sea corals may act as time machines providing new insights into the effect the ocean has on rising CO2 levels. |
| Red maples doing better in the city Posted: 16 Oct 2020 09:23 AM PDT A new study examines how trees respond to different urban intensities by comparing tree size and age, foliage nitrogen signature, nutrient and heavy metal content and other factors in forests. Not only were the trees acclimated to urban conditions in the higher density Philadelphia forests, but the red maples there were actually healthier and more productive compared to those surrounded by less urbanization in Newark. |
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