Kardashev Scale: The Kinds of Alien Civilizations in Our Universe - https://en.wikipedia.org/wiki/Kardashev_scale - http://futurism.com/images/kardashev-scale-the-kinds-of-alien-civilizations-in-our-universe/
The Kardashev Scale: Are We Advanced Yet? [Comic] — The Kardashev Scale measures the technological capabilities of advanced alien civilizations that may exist in our universe. How do humans rank? (Spoiler: not very well) — https://futurism.com/images/the-kardashev-scale-alien-intelligence-are-we-advanced-yet-comic/
The Kardashev scale is a method of measuring a civilization's level of technological advancement, based on the amount of energy a civilization is able to utilize. Human civilization is currently a type 0.7 civilization.
It isn’t enough just to plan for two or 20, or even the fabled Chinese 100 year periods. We need to be thinking and planning on the order of billions of years. Our civilization needs inter-generational plans and goals that span as far out as we can forecast significant events.