Bionavitas is making a long-term bet on cheap biodiesel from algae. But more promising today is "bioremediation," or using algae to treat polluted waste water. Martin LaMonica is a senior writer ...

You can easily deep clean a wooden fence by using only simple ingredients you likely already have in your kitchen.

Removing algae from birdbaths is vital because it poses health risks for avian visitors, but you need to do it the right way ...

There is a quick way to remove horrid green stains on fences without using a pressure washer or harsh chemical cleaners in ...

If algae seems to spring up in your bird bath overnight, prevention may be the best approach. This safe, natural powder can ...

Is there algae growing in your birdbath? Don't let it linger — proper placement, regular cleaning, and smart maintenance make ...

Outdoor paving will brush clean without the need for harsh chemicals.

Fortunately, there's a straightforward way to banish the unwelcome green growth in as little as five minutes, using just two ...

As vinegar is naturally acidic, it effectively kills and eliminates green algae, while also doubling as an excellent weed ...

NASA scientists have proposed an ingenious and remarkably resourceful process to produce “clean energy” biofuels, while it cleans waste water, removes carbon dioxide from the air, retains important ...

Not a week goes by that I don’t get a question at the Ask Tim page on askthebuilder.com about cleaning this or that household surface. As it turns out, I happen to know lots about cleaning. I ...

Across Africa, many rural communities face a growing sanitation crisis. Wastewater treatment systems, where they exist, are often old, overloaded, or broken. In some towns, untreated sewage flows ...