Greenspace
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July 20, 2009
California
Plants like Sahara or black mustard, common in Southern California but not native to it, can strangle native flowers and pose fire danger.
May 4, 2023
World & Nation
People around a Colombian town have grown accustomed to living near the hippopotamuses descended from a few imported illegally from Africa in the 1980s.
Feb. 19, 2022
Opinion
If we’re going to put fake trees everywhere so our smartphones work, let’s at least disguise them as plants that actually grow here.
July 6, 2021
July 23, 2008
Booster Shots
Dec. 30, 2009
Science & Medicine
Invasive species from Japan ride tsunami debris to American shores
Aug. 15, 2012
Travel & Experiences
Bullies are sneaking up on Presque Isle State Park by land, sea and air, and they’re unwilling to negotiate with the locals over turf.
Jan. 15, 1995
Money & Company
Jan. 23, 2010
L.A. Unleashed
Oct. 10, 2008