We must not forget; but we must forgive. Suffering often such compassion from the Jewish community. It was Jewish groups in the US who were in the forefront in opposing the ethnic cleansing of Muslim in Bosnia.
One problem is that we are heavily dependent upon fossil fuels. And that's where the greenhouse gases come from, by and large, some deforestation, as well. But we have not yet come to grips with how to change that. So that's where we are right now.