Climate change is undoubtedly one of the biggest challenges humankind has ever faced. The bad news is that a large share of it is our own doing. The good news is that there is still a window of opportunity left to fix it if we act now. That is right. This is a significant, global problem, but with a transition of habits and some dedicated work, there is still a window of hope. But the clock is ticking and we are quickly running out of time.