Climate change, he added, was the big overall challenge and priority. (croakey.org)
At the end of the first year, teachers were asked to complete a survey to indicate the parts of the professional development that were most helpful to them reaching the project goals and to comment on overall challenges. (citejournal.org)
Global Citizen: What overall challenges presented themselves that were similar or different between filming «Cartel Land» and «City of Ghosts»? (globalcitizen.org)