PAHOA, Hawaii Island — In a move that has ignited a fresh wave of criticism, a geothermal plant on Hawaii island that has long operated on the flanks of one of the world’s most active volcanoes is seeking state approval to expand production. Puna Geothermal Venture is seeking public comments until June 22 on its … Continue reading Longtime Geothermal Critics Refuse to Back Down As Puna Plant Eyes Expansion