"Is geography one, or is it several subjects? More precisely, are physical and political geography two stages of one investigation, or are they separate subjects to be studied by different methods, the one an appendix of geology, the other of history? " --Halford Mackinder in The Scope and Methods of Geography, 1887 The Scope and Methods of Geography was published by Halford Mackinder in 1887 in the "New Monthly Series of the Royal Geographical Society." It was a manifesto for the New Geography, in which he viewed physical geography and human geography as a single discipline. This publication represented the beginning of an illustrious career as an English geographer and academic.

This report provides guidance to the Gulf Ecosystem Monitoring (GEM) program to help ensure that it is based on a a science plan that is robust, far-reaching, and scientifically sound. The report commends the Trustee Council for its foresight in setting aside funds to create a trust fund to provide long-term research support; it notes that the GEM program offers an unparalleled opportunity to increase understanding of how large marine ecosystems function and change over time. The report outlines elements of a sound long-term science plan, including conceptual foundation, scope and geographic focus, organizational structure, community involvement, data and information management, and synthesis, modeling, and evaluation.