Until recently, only a few organizations or governments, including the World Bank, the American state of Massachusetts, and the French region of Île de France, issued green bonds, and generally the amounts involved were modest. But in the past two years, other players have entered the market, and volumes have skyrocketed.
到目前为止，只有少数组织或政府（包括世界银行、美国马萨诸塞州和法国的法兰西岛地区）发行了绿色债券，总的来说数量极为有限。但在过去两年中，其他行动方也进入了市场，发行量大幅增加。2014年，绿色债券的发行量超过了此前所有年份的总和。