Changes in biocrust cover drive carbon cycle responses to climate change in drylands. (3rd July 2014) - Maestre, Fernando T.; Escolar, Cristina; de Guevara, Mónica Ladrón; Quero, José L.; Lázaro, Roberto; Delgado‐Baquerizo, Manuel; Ochoa, Victoria; Berdugo, Miguel; Gozalo, Beatriz; Gallardo, Antonio