Squardron hi-res stock photography and images - Alamy
Winter's global grip
The Top 25 Newsmakers of 2008 | 2009-01-07 | ENR | Engineering News-Record
A review and meta‐analysis of the effects of climate change on Holarctic mountain and upland bird populations - Scridel - 2018 - Ibis - Wiley Online Library
Feasibility Study No Easy Feat For Potential $8-Billion Route | 2009-01-07 | ENR | Engineering News-Record
Winter's global grip
The Society for Conservation Biology
QuestionPoint: 24/7 reference services: Knowledge Base