Erik Townsend welcomes Rick Rule to MacroVoices. Erik and Rick discuss:-- Why focus on investing natural resources?-- Using top down macro in resource investing-- Rare earths and lithium -- What resources should investors focus on?-- Uranium and nuclear energy-- Liquid Fluoride Thorium Reactors-- Copper, Potash and Dry Bulk Shipping-- Water as a commodity-- China and the future of rare earths