Title

From BarbWiki

Unfortunately it different bibliographic styles use different capitalization. MLA and Chicago capitalize the first letter of all of the words while APA only capitalizes the first letter of the first word (and of course any names etc). My recommendation is that we follow the APA style and just capitalize the first letter:

Empirically derived estimates of gaseous carbon loss from peatlands in north-central Alberta, Canada, and north-eastern North Carolina, USA