As people consumer more bottled water, there's been growing concern over how empty plastic bottles are disposed of. As a result, t consumers are increasingly looking at drinking tap water from reusable water bottles and businesses are springing up to serve them.
As farmers divert crops to the production of ethanol and biodiesel, food prices rise. Enter Jatropha Curcas, a wild poisonous shrub that grows in poor soil conditions, needs little water and is pest resistant but is easily converted into high quality biodiesel.
ZPower has spent the last 10 years working on silver-zinc rechargeable battery technology and will unveil its first product through a major technology partner in August. CEO Dr. Ross Dueber talks to CNBC.com about the technological, financial and environmental issues for his company, the industry and consumers.
A convergence of factors -- from sizzling commodity prices to high energy costs to new technology -- is transforming the waste management industry and driving strong growth.
The author of "the Stern Review" on the economic impact of climate change, Lord Nicholas Stern, talks to CNBC Europe about biofuels and climate change.
The weak dollar is the main factor keeping prices at high levels, not the supply of oil, and that situation is likely to continue, current OPEC president Chakib Khelil, who is also Algerian Oil Minister, said on Tuesday.
No reason has been given yet for the departure of founder and executive chairman George Zimmer, reports CNBC's Courtney Reagan. Zimmer has long been the face of the company.
Wednesday, 19 Jun 2013 | 10:52 AM ETCNBC's Rick Santelli, explains why he hears 'crickets" when he asks questions about Fed Chairman Bernanke's policies. "Enough is enough," he rants.
Wednesday, 19 Jun 2013 | 11:36 AM ETAre reporters lobbing "softball" questions at the Fed chairman? CNBC's Rick Santelli and the Wall Street Journal's Jon Hilsenrath, debate whether the economy continues to need quantitative easing. I'm trying to inform the public about what the Fed is up to, says Hilsenrath.