Struan is a keen believer in working with all agencies to protect the environment.

As President of the European Parliament's Climate Change, Biodiversity & Sustainable Development Intergroup (the largest intergroup in the Parliament with over 150 MEP members), Struan frequently addresses international conferences on bio-diversity, marine conservation and climate change.

His interest in the protection of peat bogs is well documented, as is his interest in and objectivity about pesticide reform.

In a bid to reduce carbon emissions, Struan has voiced support for the introduction of carbon cards with individuals becoming environmental stakeholders.

Struan is a supporter of Genetically Modified foods believing they play a key role in solving hunger problems in developing countries as global food production is declining as climate change takes hold.

Struan is a member of the Environment Committee.