By Jonathan O’Callaghan from NYT Science https://ift.tt/cS8ridg via IFTTT
Collapse of Northern California kelp forests will be hard to reverse
Most of Northern California's kelp forest ecosystem is gone, replaced by widespread 'urchin barrens'
More at https://www.nsf.gov/discoveries/disc_summ.jsp?cntn_id=302320&WT.mc_id=USNSF_1
This is a Research News item.
Read more at nsf.gov
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