by Ben Block on September 23, 2009 More than 100 national leaders gathered at a United Nations climate change summit, including Barack Obama and Hu Jintao, but the speeches provided few policy details.
by Ben Block on September 21, 2009 North American countries are proposing
that all nations reduce the consumption and production of HFCs,
chemicals that were favored in efforts to heal the ozone layer but
that also contribute to climate change.
by Ben Block on September 18, 2009 As Copenhagen strives to reach cycling rates of 50 percent, transportation officials face a problem that few other urban areas have confronted: bicycle congestion.
by Press on September 17, 2009 The world's population surpassed 6.8 billion in early 2009, with no significant slowing in the pace of growth in recent years. Estimates by the United Nations Population Division indicate that humanity has been consistently gaining more than 79 million people-a population almost the size of Germany's-each year since 1999.
by Ben Block on September 16, 2009 New models of wind resources and
profitability suggest that China's winds are powerful enough to
eliminate "much, if not all" of the Chinese power sector's
future greenhouse gas emissions.
With
climate change in the Greater Himalayas projected to affect more than a third
of the global population, participants called for the plight of the region to
be firmly addressed.
by Ben Block on September 11, 2009
A German advisory council suggests that international
climate negotiators should resolve their disagreements on development
assistance by focusing on per-capita emissions rather than each country's
emissions total.
by Anna da Costa on September 9, 2009
By embracing available emissions-cutting measures, India's carbon output could grow
from 1.6 billion tons in 2005 to 2.8 billion tons in 2030, about half of
previous projections, a new McKinsey & Company study finds.
by Ben Block on September 4, 2009 As the country considers low-carbon
transportation options, a debate is brewing in the German government
about how electric vehicles can best lower emissions.
In 2008, more than 1.4 billion tons of metals were produced globally--double the quantity of the late 1970s and more than seven times as much as in 1950. Trends since the late 1990s have been driven by the dramatic growth of the Chinese economy, according to the latest Vital Signs snapshot of metals production worldwide.
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