Funding for this research was provided by:
National Science Foundation (NSF-DEB 12-37491, NSF-EF 1638688)
National Aeronautics and Space Administration (NNX12AK56G, NNX14AJ18G)
U.S. Forest Service (15-DG-11242307-053)
Article History
Received: 6 December 2017
Accepted: 9 July 2018
First Online: 12 July 2018