You may think that this category is only for vegans, ecologists or nature lovers, but nothing could be further from the truth. Climate change and environmental degradation are one of the biggest threats of our times, which will affect each and every person. With these simple calculators, we're trying to increase the environmental awareness of the society. Wanna check how much plastic you produce every year or what's the carbon footprint of your recent flight? No problem. How about smog in your city? We'll tell you how many cigarettes you're "smoking" by merely living in an urban area. Little by little does the trick. The ecology calculators are here to encourage you to make your life a little greener! 🌿
The alien civilization calculator explores the existence of extraterrestrial civilizations by comparing two models: the Drake equation and the Astrobiological Copernican Limits👽
Alien Civilization Calculator
Circle skirt
Circle skirt calculator makes sewing circle skirts a breeze.
Circle Skirt Calculator
Free fall
Our free fall calculator can find the velocity of a falling object and the height it drops from.
Free Fall Calculator
Plant spacing
Planning out your garden? Try the plant spacing calculator.