You are a project manager in a multinational company overseeing a critical project with a global team. Due to unforeseen circumstances, it has become necessary to adjust the project timelines and you need to communicate a change in project timelines to your team members.

Your task is to communicate this change effectively to your team members. Write a clear and concise email to your team explaining the change, its reasons, and the impact on their tasks. Ensure that your email is professional, respectful, and informative.