[5] In 2015, she wrote in an article for Svenska Dagbladet criticizing Vattenfall's involvement in winding down coal power in Germany, which she stated was too short-term.
She argued Sweden should "put on the leader's jersey and instead of shirking responsibility and just selling the coal power plants, find a way to speed up the conversion of these so that they can run them fossil-free within a reasonable time.
[9] Widding has stated that she is not a climate change denier and supports increased use of renewable energy and environmental protection, but has claimed climate change activism has promoted alarmist messages presented by the media that Widding claims are highly misleading to both decision-makers and the public.
[13] In 2023, Widding received criticism from other Swedish politicians including Liberal Party Minister Mats Persson after attending the Spotlight conference in Norway which has been accused of promoting conspiracy theories.
Widding stated she was unaware of the organizer's beliefs and criticized Persson back, accusing him of misrepresenting her views.