Energy and the Environment - Nearly 90% of Global Warming Gas Emissions Are CO2

"There is a 90 percent chance the planet'stheir energy industries.
average temperatures will rise 3 to 9 F (1.7 to 4.9Will environmental costing continue to spread?
C) by 2100." This simple statement in the JuneEnvironmental costing is an estimated cost for
2001 report released by National Center forresource depletion and environmental deterioration.
Atmospheric Research in Boulder, Colorado leavesOne can only guess. It is intuitively attractive to
little doubt of the magnitude of the threat fromtax something bad, i.e. environmental damage
global warming. The UN Environment Programrather than something good such as one's salary
estimates that the extra economic costs ofor company's profits.
disasters attributable to global warming are runningAs a building owner, facility engineer or factory
at more than $300 billion annually.manager the implications are enormous. Just how
The global community is responding with actionsmuch could energy prices change? According to
lead by the Kyoto Protocol, which aims to reduceEuropean Research Commission Report released
emissions of global warming gases. Nearly 90% ofin July of this year "The cost of producing
global warming gas emissions are CO2, which areelectricity from coal or oil would double if costs
primarily from the use of fossil fuels for energy.such as damage to the environment and health
The focus on energy will undoubtedly continue towere taken into account".
increase. Throughout the world different methodsCoal subsidies in China have been more than
are being used to encourage reduced energy use.halved since 1984, and nearly 1 million coal-mining
Japan has enacted the Energy Conservation Lawjobs have been eliminated over the past five
in 1999. The U.S. has revised ASHRAE Standardyears as a result of far-reaching coal reduction
90.1 to raise the minimum COP level forinitiatives. In 1999 alone, total coal use in China
centrifugal chillers from the current value of 5.2 todropped 4.4%. Petroleum subsidies fell from 55%
6.1 effective in October of this year. A growingin 1990 to 2% in 1995. Source: EIA April 2001.
number of countries are using environmentalAny significant change in the price of energy can
costing which includes an estimated cost forhave a major impact on the profitability and value
resource depletion and environmental deterioration.of a building or factory. One can protect their
Although such fees to discourage pollution wereinterests by investing in the highest possible
first proposed in 1920 they did not seeefficiency that is economically justifiable.
widespread application until 1990 when FinlandIn the past energy efficiency improvements in
implemented the first carbon tax.the U.S. have had a median payback of only 1.9
At present there are more than 30 countries thatyears meaning that IRR's of up to 70% were not
have some type of carbon tax in effect.being selected. This is now changing. In addition to
Environmental accounting (or costing) is a broaderthe economic attractiveness of high efficiency
term than just a carbon tax on energy. Forthere are environmental gains through reduced
example, subsidies being provided to energyemissions of carbon dioxide and other power plant
producing industries are a form of negative tax.emissions that are harmful to the environment.
Removal of such subsidies has the same effectThe move to high efficiency equipment is
as a carbon tax, which is to raise the price ofaccelerating. And at the same time, there is
energy to the user. Such methods make moreincreasing emphasis in system design and
energy efficient alternatives more financiallyoptimization. Low flow/high delta T systems are
attractive.offering energy savings in operating costs and
In the recently released "OECD Environmentalfirst cost through smaller pipe diameters and
Strategy for the First Decade of the 21stpump sizes.
Century" the goal is to include "cuts to energy,The focus on high efficiency HVAC equipment
farm and other subsidies so prices moreand systems will continue to increase as additional
accurately reflect environmental impacts". China,emphasis is being placed on the environmental
the U.K., India, Indonesia and Thailand are countriescosts associated with energy use.
that have recently eliminated subsidies to parts of