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Cash from Trash
Turning trash into cash is probably the most environment-friendly profitable production in the world. Silently, the recycle industry has been deriving increasing amounts of methane from the trash we...
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The Car, the House and the Sun
For all the talk about renewable energy, a revolution is happening quietly that has the greatest potential for solving the problems of climate change. The idea is for the car and the house to obtain...
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Global Warming Perceptions
A friend of mine says global warming is a hoax because this winter is abnormally cold with incredible snows in northern Texas where he lives. How can it be warming if it is so cold? He has totally...
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Market Forces Drive Solar
The sun is the ultimate source of energy for the world. Yet, we have only begun to utilize sun power not long ago. The main reason was that the price of solar could not compete with fossil fuels. The...
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Distributed Wind Production
The traditional huge horizontal-axis wind turbine cannot be deployed in cities or on the roofs of buildings. This necessitates large wind farms in less populated areas or offshore. The electricity...
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A Lesson in Sustainability
I was watching a TV documentary one night where they showed how the fishermen harvested the fish on a frozen lake in the northeastern part of China. They dug a few big holes through the ice at...
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Opposition to Solar
Environmentalists are alarmed when they read the recent news about the billionaire Koch brothers funneling money trying to change the laws that promote solar development. I think this is a blessing in...
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Agricultural Pollution
When I read the May 2014 issue of the National Geographic, I was surprised to learn that agriculture emits more greenhouse gases than the entire transport sector that burns oil. Most of the greenhouse...
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The Crowds in China
I visited China twice, the first time in December 1985, and recently in June 2014. The vast and deep changes overwhelmed me. It was like compressing a century of development into 30 years. My biggest...
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The Dirty Dozen
The Climate Accountability Institute in Colorado has recently provided a different angle on air pollution. Instead of mentioning the top polluting countries, they give an account of the world’s top...
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Battery Technology is Key
The sales of electric cars are poised to take off in America subject to the progress of battery technology. At present, the lithium-ion battery can only provide a range of 80 miles for the...
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Coal on the Decline?
Of the three fossil fuels (oil, coal and natural gas), coal is the dirtiest but most commonly used for heating and electricity generation. At present, coal remains a top source of energy in the major...
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A Hydrogen Future?
Hydrogen is the most plentiful element on earth. We can burn it to release heat energy. We can also combine it with oxygen to produce electricity. It follows that hydrogen is the logical fuel choice...
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The New Oil War
Recent months have seen the price of oil plunging from around $110 per barrel to below $60. At the depth of the Great Recession in early 2009, the price had once gone down to around $45, but it shot up...
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A New Climate Conversation
Climate change is a complicated subject that has taken many years to raise public consciousness. Although having achieved mainstream status, climate change continues to be ridiculed by naysayers and...
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Conserving the Environment?
Since conservatism means preserve and protect for the benefit of society, a true conservative should embrace environmental protection as core value. In America, most conservatives are fake because they...
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Middle-Class Impacts
The middle class can be defined in many ways. In reality, the middle class is you and me, since we don’t belong to the top 1% nor are we downright poor. We have middle-class aspirations like finding a...
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Fuel Efficiency Kicks In
There are a number of factors leading to the oil price collapse from a high of $110 per barrel a few months ago to the present $50. The most subtle one is the improving fuel efficiency of motor...
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Electrification Third Stage
Electricity is a form of energy generated in the presence of two forces — magnetic and mechanical. The magnetic force comes readily from a magnet. The mechanical force is derived from the following...
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The Future of Oil
The recent drop in oil prices from a high of $110 per barrel to $50 may signal the beginning of a long-term decline for oil. Although the price drop appears to be due to a temporary increase in US...
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