GreenJobs.com is a job board focused on green energy and sustainability jobs. It covers a wide range of industries and serves various types of businesses and organizations, including those in alternative energy, biofuel, biomass, carbon, conservation, ecology, energy efficiency, environmental, green, hydro, hydropower, marine, offshore wind, renewable energy, solar, sustainability, tidal, waste, wastewater, water, and wind. The website provides job listings and resources for both employers and job seekers in the green energy space.