The 2020 Woman’s Hour Power List seeks to highlight the work done by women committed to making the world more sustainable.
She said: “The judges recognised that Caroline is the politician of our generation who almost uniquely uses environmental logic to make her decisions.
Lucy Siegle, a journalist who sat on this year’s panel, said Ms Lucas held “power to account” and her impact would increase yet further as the climate crisis escalates.
Ms Lucas, the leader of the Green Party, is followed by environmental lawyer Farhana Yamin, clean air campaigner Rosamund Kissi-Debrah, young birder and environmentalist Mya-Rose Craig otherwise known as Birdgirl, and Sophie Howe, the Future Generations Commissioner for Wales.