Approximately 60% of the water used by households during the summer is used for watering flowers and lawns.
79
Oak trees can live 200 or more years.
61
The "Cobra Effect" is where a solution for a problem actually makes the problem worse.
21
In a year approximately 900 million trees are cut down to make the raw materials needed for American pulp mills and paper.
-16
The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
244
The Gate Tower Building skyscraper in Japan has a highway passing through its fifth, sixth and seventh floors.
7
Diamonds mined in Brazil are harder than those found in Africa.
40