Although this link is to an article that talks about being an effective ally while at Standing Rock, it makes some important general points, the main one being that the ultimate goal is not to stop the Dakota Access Pipeline, but helping Native Americans stop the pipeline. What has been happening with the Standing Rock gathering of tribes goes far beyond the issue of the pipeline. http://upliftconnect.com/12-ways-standing-rock/
We are truly in a struggle for our very survival, and the only way we can avoid human extinction is by a radical change in our lives, which involves not just stopping using fossil fuels, but changing our mindset to realize how our future depends on restoring our damaged environment. We must make our lifestyles closer to that of Native Americans, who have always lived in harmony with the Earth. That includes embracing a spiritual approach to life.