Climate Change, PAYT, and You
The average surface temperature of the Earth has been
increasing since the late 19th century. The sea level has risen 4 to
10 inches over the past century. There is a growing scientific
consensus that these global climate changes are occurring in large
part because human activities are altering the chemical composition
of the atmosphere. At first glance, this problem might seem too
large and daunting for the average person to fix. On your own, it
certainly is. With a little collective action, however, we can make
a positive difference. Participating in a pay-as-you-throw (PAYT)
program is one relatively easy way each of us can help alleviate the
potential negative impacts of global climate change. The discussion
that follows explains why.
PAYT and Climate Change
A
naturally occurring mixture of greenhouse gases (primarily water
vapor, carbon dioxide, methane, and nitrous oxide) comprise 1 to 2
percent of the Earth’s atmosphere and keep the planet within a
livable temperature range. Since the late 1800s, scientists have
seen greenhouse gases increase in the atmosphere. There is a growing
consensus that this buildup is changing the atmosphere’s delicate
balance and is likely to eventually lead to problems ranging from
flooding to increases in infectious diseases.
What does this have to do with solid waste and PAYT? Some of
the rising levels of greenhouse gases can be traced in part to solid
waste and its management. The manufacture, distribution, use, and
subsequent disposal of products all typically result in greenhouse
gas emissions. Recycling and waste prevention are ways to help
decrease greenhouse gases associated with those activities. When we
recycle, we provide materials that can be used to manufacture new
products. Manufacturing goods from recycled materials typically
requires less energy than making them from virgin materials. Using
less energy means emitting fewer greenhouse gases. Keeping organic
materials out of landfills reduces emissions of methane, a potent
greenhouse gas with 21 times the global warming impact of carbon
dioxide.
Waste prevention is even more effective for reducing
greenhouse gases. Less energy is needed to extract, transport, and
process raw materials and to manufacture products when people reuse
items or when products are made with less material. More efficient
manufacturing means less energy consumed, fewer fossil fuels burned,
and less carbon dioxide emitted into the atmosphere. It also means
less materials need to be incinerated or sent to landfills. This
helps decrease greenhouse gas emissions as well.
As
you know, PAYT waste management programs encourage waste reduction
and recycling. When consumers pay for every bag or can of waste they
generate for disposal, they are motivated to recycle more and look
for creative ways to prevent waste in the first place. In
communities that implement PAYT programs, research shows that
overall waste disposal can decline an average of 14 to 27 percent.
In addition, recycling rates often increase dramatically in these
communities, sometimes reaching double or even triple what they had
been before the program was implemented.
Simply put, PAYT community members have a greater economic
incentive to buy their breakfast cereal in bulk to create less
trash. That means less packaging is manufactured, less waste is sent
to a landfill, and more trees are left standing in the forest to
absorb greenhouse gases from the atmosphere.
Collective Action Makes A Difference
You might be wondering how much of a difference PAYT
communities really make in reducing greenhouse gas emissions. Based
on recent Duke University research on the effects of PAYT programs
on waste reduction and using U.S. Environmental Protection Agency
(EPA) waste reduction greenhouse gas emission factors, EPA estimates
that the per capita reduction of greenhouse gas emissions of a new
PAYT program is 0.088 metric tons of carbon equivalent (MTCE) per
year. MTCE is the internationally recognized unit of measurement
that accounts for different warming potentials between greenhouse
gases such as methane and carbon dioxide. If a community of 100,000
were to implement a PAYT program, the greenhouse gas emissions would
be reduced by 8,800 MTCE (0.088 multiplied by 100,000). This is the
same as taking nearly 6,600 cars off the road!

Every PAYT community can make a positive impact on climate
change regardless of their size. The larger the community adopting
PAYT, however, the greater the potential to reduce greenhouse gas
emissions. Following are a few examples of the positive differences
some large PAYT communities have made in waste reduction:
- Austin, Texas—Population 470,000. Austin implemented
its PAYT program in 1997. The city first conducted a test pilot of
3,000 residents and then phased in the program citywide in three
stages over 3 years. Surveys and direct observation of the
recycling bins showed, when unit pricing was introduced, recycling
increased from 50 to 80 percent in some
neighborhoods.
- San Jose, California—Population 800,000. San Jose
started its PAYT program in 1993. To ensure its success, the city
conducted a comprehensive public outreach campaign in three
languages and introduced an expanded recycling program at the same
time. In the first 3 years of the program, an average of 87
percent of the residents requested 32-gallon trash cans—the
smallest size available. In addition, the volume of recyclables
and yard trimmings collected more than doubled under PAYT. Most
importantly, residents reported strong satisfaction with the
program and its results.
- Worcester, Massachusetts—Population 170,000. Worcester
began its PAYT program in 1992. Since that time, the city has
reduced its municipal solid waste by more than 40 million pounds.
This reduction allowed the city to reallocate more than $1 million
to other public works programs due to reduced crew sizes and
savings in tipping fees.
While EPA will continue to provide information about the
benefits of PAYT to all communities, regardless of size, the Agency
is beginning to increase its outreach efforts to big cities. In
fact, EPA and the International City/County Management Association
held a workshop on May 17, 1999, in Chicago, Illinois, to encourage
more big cities to switch to PAYT. Representatives from 10 cities
with populations of 100,000 or more attended, including New York,
New York; Miami Beach, Florida; Atlanta, Georgia; New Orleans,
Louisiana; Ann Arbor, Michigan; and Honolulu, Hawaii. Attendees
heard from PAYT experts on the benefits of PAYT, including
greenhouse gas reductions, and were given technical assistance on
how to design a rate structure and implement full cost accounting.
If
EPA’s recent efforts targeted at big cities are successful, the
impacts on global climate change will be even larger. If just three
new big cities with populations of 1 million people each implemented
a PAYT program, it could mean an additional reduction in greenhouse
gas emissions of 264,000 MTCE. That is equivalent to the air quality
benefits of planting 264,000 acres of trees!
PAYT and Sustainability
PAYT meets the waste management needs of today without
compromising the environmental needs of the future, making PAYT an
environmentally sustainable program. Less waste and more recycling
means fewer natural resources need to be extracted and less energy
is needed, sustaining the environment for future generations.
Communities with PAYT programs in place have reported significant
increases in recycling and reductions in waste, due primarily to
theeconomic incentive created by the programs.
Not only is PAYT environmentally sustainable, it is
economically sustainable as well. For communities struggling to cope
with rising municipal solid waste management expenses, PAYT can be
an effective tool. Well-designed programs generate the revenues
communities need to cover their solid waste costs including the
costs of complementary programs such as recycling and composting.
Residents also benefit because they have the opportunity to take
control of their trash bills.
Along with environmental and economic sustainability,
another key element of a sustainable program is equity—the
third component of PAYT. One of the most important advantages of a
variable-rate program is its inherent fairness. When the cost of
managing trash is hidden in taxes or charged at a flat rate,
residents who recycle and prevent waste subsidize their neighbors’
wastefulness. Under PAYT, residents pay only for what they
individually throw away.
The idea of sustainability is becoming more popular, as
witnessed by the recent National Town Meeting for a Sustainable
America, May 2 through 5, 1999, in Detroit, Michigan. Thousands of
communities, businesses, and organizations came together to discuss
how to balance environmental, economic, and social goals. EPA
displayed information on PAYT at the event and a representative
answered questions about the program. The event was cosponsored by
the President’s Council on Sustainable Development, which
advocates volume-based garbage fees in its policy recommendations.
Years ago, the environmental movement adopted the slogan,
“Think globally, act locally.” That is exactly what is
happening in the more than 4,000 PAYT communities coast to coast.
With PAYT serving as the catalyst, residents in these communities
are each doing their part to collectively address a damaging global
environmental trend.
PAYT is catching on nationwide...and at the printing press.
This year, PAYT appeared in a prominent article in The Washington
Post, and in 1998, two popular books referred to variable rate
programs. Preventative medicine (a.k.a., source reduction) is the
main theme of “Talkin’ Trash,” William Rathje’s February 7, 1999,
Washington Post article, and PAYT is highlighted as “the
answer” to America’s garbage dilemma. Rathje, a nationally renowned
garbologist, again discusses source reduction in his book with
Robert Lilienfeld, Use Less Stuff: Environmental Solutions for
Who We Really Are. In this book, the authors highlight PAYT as a
perfect example of how economic incentives help people reduce waste.
They report on the overall success of PAYT and how citizens find
creative ways to reduce waste.
Sustainable America: America’s Environment, Economy, and
Society in the 21st Century, developed by the President’s
Council on Sustainable Development with a foreword by Vice President
Al Gore, mentions variable-rate programs as a method of ‘sustainable
production.’ Weight- and volume-based trash collection programs are
cited as “appropriate, powerful, and efficient” methods for reducing
waste. Kudos to all the cities and towns nationwide whose PAYT
success is inspiring so much recognition and publicity!
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