Date: 10/10/17 9:06 pm
From: Robert O'Brien <baro...>
Subject: [obol] Fwd: What Filthy Old Birds Can Tell Us About Air Pollution
There is a tendency among many to think that specimen collections are
'obsolete' nowadays, although
several OBOLers have expressed the opposite sentiment in recent days.

Here's more proof from my brother in California. This is a _very_
interesting and amazing study.
Who could have foreseen this concept?

Bob OBrien

---------- Forwarded message ----------
From: Matthew O'Brien <matthewobrien...>
Date: Tue, Oct 10, 2017 at 3:35 PM
Subject: What Filthy Old Birds Can Tell Us About Air Pollution
To: Robert O'Brien <baro...>


https://gizmodo.com/what-filthy-old-birds-can-tell-us-about-
air-pollution-1819315247

 
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