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John Kemp

For John Kemp's latest contributions to The Japan Times, see below:

Aug 4, 2014

Natural gas is only as 'clean' as its handling

Shifting to natural gas is at the heart of the U.S. government's proposed new rules for power plant emissions. But gas is only more environmentally friendly if it is produced, transported and burned carefully — without too much leaking into the atmosphere.

Jul 21, 2014

Overuse weakens sanctions

As the U.S. becomes more cautious about military intervention, financial sanctions are being seen as an increasingly attractive alternative in the pursuit of national security and foreign policy goals. But their overuse could spur a major effort to reroute financial transactions away from the ...

Jul 18, 2014

The real shale revolution

It was the mastery of horizontal drilling around 1990 — originally for oil rather than gas exploration — that lit the long fuse for the so-called shale revolution that erupted 15 years later.

Jul 13, 2014

Squeezing the friendly fire out of ol' King Coal

There is no way to meet growing global demand for electricity that does not rely on large amounts of coal-fired power generation for the foreseeable future. The challenge is to burn coal more cleanly, producing more electricity with fewer emissions of CO2 and other ...

Jun 24, 2014

China can learn from U.S. how to cut smog

Smog in China's cities is often presented as if it were the same problem as greenhouse emissions and climate change. In fact, China could significantly reduce its air pollution by enforcing the same emission control techniques that have been used in the U.S. and ...

Jun 17, 2014

U.S. may have to 'drink poison' on Iran

President Barack Obama and the overstretched U.S. may have to decide whether to settle with Iran on the nuclear issue because that would be better than watching the Middle East descend into chaos.