Final answer:
The first step for Sam to take in becoming more involved in action against climate change is to do research online about current movements and get ideas.
Step-by-step explanation:
The first step for Sam to take in becoming more involved in action against climate change is to do research online about current movements and get ideas. This will allow Sam to understand the existing initiatives, strategies, and organizations working towards combating climate change. By researching online, Sam can also get inspired and learn about different ways individuals can make a difference. Once Sam is well-informed, they can consider forming their own movement or engaging with existing organizations.
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