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They can help identify key interactions , and allow for sensitivity and uncertaintly analyses as well as aid in obtaining bifurcation information . Preferred qualifications : 1 ) background in qualitative research methods and in multicultural approaches to communication ; and 2 ) experience in obtaining grant funding . In add ition , a succession of extensive field campaigns designed to elucidate the mechanisms of global change provide a mosaic of observations on the key chemical compounds and processes involved in causing change . In 2004 , FSC adopted a new program to assist small landowners in achieving certification .