Original sentence: Sovacool thus concludes that nuclear energy technologies are 7 to 16 times more effective than fossil fuel power plants on a per-kWh basis at fighting climate change, and renewable electricity technologies are "two to seven times more effective than nuclear power plants on a per kWh basis at fighting climate change
Edited sentence: Sovacool (an opponent of nuclear energy) thus concludes that nuclear energy technologies are 7 to 16 times more effective than fossil fuel power plants on a per-kWh basis at fighting climate change, and renewable electricity technologies are "two to seven times more effective than nuclear power plants on a per kWh basis at fighting climate change