Develop a comprehensive and data-driven marketing plan for a well-established nonprofit organization that aims to raise awareness, educate, and mobilize individuals and governments to address climate change. Please include clear objectives, target audience, key messages, channels, tactics, budget, timeline, metrics, and evaluation methods in your plan. Additionally, consider the organization's mission, values, existing partnerships, and previous marketing efforts while developing the plan. Ensure that the plan aligns with the organization's vision and goals and provides a roadmap for achieving them.
This prompt doesn't seem malicious.