Heidi Gräsbeck

Heidi Gräsbeck

Heidi Gräsbeck
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Many of us spend most of our time indoors, so it’s important to cultivate a space that’s a healthy one. A simple—and beautiful—way to do this is through houseplants; they add some green to your home while being an effective way to purify the air. NASA hardly seems like the organization that would give us insight into these types of plants, but in the late 1980s, the US government agency collaborated with the Associated Contractors of America (ALCA) to come up with a list of the most…

Almost everyone knows that plants and trees convert carbon dioxide into oxygen. We all need oxygen to breathe and survive. Every plant carries out this conversion. Some of them do this more effectively. NASA is always busy doing something.