not harmful to the environment, especially because of not making climate change worse by producing carbon dioxide

Investment in climate-friendly technologies has exploded in recent years. 近年来，对气候友好型技术的投资呈爆炸式增长。

Until now, the industry has not done enough to make cars more climate-friendly. 直到现在，该行业在让汽车更为气候友好方面做得还不够。