Weeks before a high-profile climate summit in Glasgow, Scotland, Danish officials are talking up an ambitious program to develop the world's largest offshore wind energy complex, with the potential to provide enough green energy to power not just Denmark, but some of its neighbors as well. The complex, to sit on and around an artificial North Sea island about 80 km off Denmark's coast, would span an area up to the size of 64 soccer fields and support thermal storage facilities, HVDC converters, a heliport, and a research and visitor center. Energy Island Envisioned by Denmark "You can have hundreds of wind turbines around this island," said Dan Jorgensen, Denmark's climate and energy minister, during a visit to Washington this month. His government calculates that the energy island could yield…