SDIC educates clients about
the five aspects of any organization that need to be
greened.
These include:
1. Mission
2. Employees
3. Operations
4. Facilities and Site
5. Products and Services |
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Unfortunately, many people work in unhealthy environments.
It has been estimated that most Americans spend up to 90% of their
time indoors, often in synthetic environments filled with chemicals
and poor lighting that compromise their health. For example, many of
today's furnishings and other office materials contain numerous toxins.
The glues used to hold together pressed wood furniture and building
materials, adhere laminated surfaces to furniture, and keep floors
and carpets in place often are poisonous. Paints, particularly those
that are oil-based, can be another source of toxins in the workplace.
The toxins emitted from carpets, furniture, and plastics through "offgassing" can
create a variety of health problems in anyone exposed to them. Other
toxic materials include cleansers (bathroom, kitchen, wall, and carpet),
chemicals used in manufacturing or other processes, perfumes (some
airlines actually deny rides to overly perfumed customers), and biocides
(pesticides, rodenticides, and insecticides).
In many buildings, the air intake (which is supposed to pull fresher,
outdoor air inside) is placed by the loading dock. As a result, fumes
from delivery trucks and other vehicles are left to circulate within
the buildings. It's no surprise that indoor air pollution can be 10
times worse than that found outdoors.
However, indoor pollutants are not the only health problem present
in the workplace. Poorly designed lighting is another. It can result
in eye strain, headaches, and higher than average work errors, which
decrease productivity and product quality. Too much or too little light — or
lighting that is not designed for the tasks at hand — actually
can impair worker vision or make it more difficult to get the job done
right.
The costs of an unhealthy workplace can be tremendous.
The use of unhealthy furnishings, paints, and supplies has cost many
people more than just the purchase price of those materials — they
have seen increased health costs and sick leave and decreased productivity.
Chemical Sensitivity, a breakdown of the body's systems due to toxic
exposure, and Sick Building Syndrome, a temporary sensitivity to chemicals,
are increasingly common ailments that can result from unhealthy workplaces.
Over 37 million people in the United States, alone, are thought to
have a heightened sensitivity to chemicals. One National Academy of
Sciences report projected that by the year 2010, 60% of the U.S. population
will suffer from chemical sensitivity. Symptoms can include irritation
of the eyes, nasal passages, and mucous membranes, dry skin, lethargy,
difficulty concentrating, headaches, dizziness, and nausea.
To better understand the impacts of an unhealthy office, take a look
at the following statistics:
Sick building syndrome is a problem in 30% of new and newly renovated
buildings.
For all known health hazards associated with the EPA's 65,000 toxic
chemicals, it is estimated that there are at least 16,250,000 chemical
injury victims currently and 375,000 new ones every year. National
Institute for Occupational Safety and Health figures suggest that
there are as many as 25 million victims.
The National Cancer Institute (NCI) has estimated that up to 98%
of all cancers may be linked to chemical exposures.
The NCI also estimates that 3 out of 10 people in the U.S. can expect
to contract some form of cancer in their lifetimes.
The U.S. Environmental Protection Agency has estimated that: - medical
care for major illnesses resulting from indoor air pollution cost
more than $1 billion annually - lost productivity from those illnesses
cost between $4.7 and $5.4 billion each year - lost productivity
and increased sick leave time as a result of indoor-air-quality-related
illnesses costs as high as $60 billion per year
Many companies and government agencies have been plagued with unhealthy
offices, and some have undergone costly renovations and paid high
employee medical expenses to rid themselves of the problem. Considering
that a company's employees are its highest per-square-foot office
cost, many companies are finding that it makes sense to use better
approaches in designing, renovating, and furnishing buildings with
their employees' health in mind.
Since 85% of the per-square-foot office costs you pay goes toward
employee expenses, just a 2% drop in productivity due to an unhealthy
work environment could cost you an enormous amount. Healthy work
environments have been shown to raise employee productivity by approximately
10% through less sick leave taken and healthier employee attitudes.
For example, let's say that one company's New York employees cost
$40,000 a year, occupy 200 square feet of space, and cost the company
about $200 per square foot per person. A 10% productivity increase
would result in a $20 per-square-foot per person increase in rental
value.
A few years ago, the National Audubon Society retrofitted a 100-year-old,
eight-story, $10 million building (partially financed through tax-free
bonds) in downtown Manhattan for its new headquarters. The building
was gutted, and the original materials were reused or recycled, keeping
in place 300 tons of steel, 9,000 tons of masonry, and 560 tons of
concrete. Then, it was renovated.
Audubon wanted to make its new space an environmentally responsible
one. And it wanted to show that anyone can create an efficient, non-toxic
workplace without struggling to find smarter products and without
spending more money. The resulting retrofit made Audubon House 60%
more energy-efficient than a conventional office building. Audubon
originally projected that the savings would pay for themselves within
three to five years; however, the energy efficiency (from heating,
cooling, lighting) saved $100,000 each year, making the system pay
for itself in under three years.
Motion sensors with manual buttons were installed in each room to
control the lights, and zone sensors were placed in open areas. Long,
rectangular pendant fixtures were hung from the ceilings, reflecting
light off the ceilings and shining it in all directions. GE's efficient
T-8 bulbs were used, which dim as the sensors detect sunlight. Audubon's
lighting, alone, has saved the organization at least $60,000 annually
over conventional lighting. Task lighting (arranged specifically
for the tasks at hand) was used to minimize waste from unnecessary,
general lighting.
During the summer months, air conditioning in most buildings doubles
electricity consumption. In the winter, electric heat also doubles
power consumption. But the gas-powered heater/chiller that Audubon
purchased saves $36,000 each year by using gas over electricity.
Unlike most air conditioners, it heats and cools with natural gas.
When installed, the unit was only one of about three in New York
City. It uses no chlorofluorocarbons (CFCs), and the thermal shell
and other energy-efficient features resulted in a $72,000 rebate
by Consolidated Edison, the local utility. The heater/chiller is
relatively small and sits on the top floor of Audubon's offices.
It results in cleaner air that is circulated 6.5 times every hour
(the heater/chiller has the capacity to exchange the air up to 18
times per hour). Most offices only circulate their air about four
times per hour.
Audubon House provides a good example of a non-
or low-toxic workplace. Although some of the new products' initial
costs were higher than conventional ones, Audubon required that they
ALL pay for themselves within five years. The materials used (furniture,
carpets, etc.) were relatively eco-friendly, with little or no toxicity.
They included:
Mahogany tables certified by the Rainforest Alliance as
sustainably harvested and containing no polyurethane (a hazard
to those applying it)
Only low-VOC paints
100% virgin wool carpets made without chemicals or dyes (wool
carpet lasts much longer than does synthetic carpet, so the
carpeting will not need to be replaced as quickly)
Natural carpet padding made of jute fibers encased in recycled
paper. In addition, the carpets and pads were tacked to the
floor, avoiding the chemical offgassing that would have occurred
had they been glued.
GTE floor tiles made of recycled glass, left over from lightbulb
manufacture. Much harder than most, the tiles will not need
to be replaced as often as standard floor tiles. In addition,
they are impregnated with color and are non-porous, won't scratch,
and don't need waxing. Although their initial cost is higher,
the tiles require less care and last longer than most.
All materials brought into the building, from file folders
and stationery to food packaging, meet strict purchasing guidelines
specifying that they must contain recycled material and must
be recyclable/compostable.
The building's air intake is on the roof, where the air is
cleaner, rather than over the loading dock as many building
intake vents are. The Audubon system filters out 80% of the
particles in the air intake, twice the New York City code.
The non-toxic insulation materials include:
Homasote (recycled newspapers mixed with water and compressed
with heat) used under the floors
Multiple layers of fiberglass on the roof
Six inches of air-krete (made from magnesium salts and whipped
sea water, which is pumped in as a liquid; its foam fills crevices
and hardens into a non-toxic and nonflammable insulation) in
the walls. |
The staff likes Audubon House so much that it comes to work earlier,
keeps the desks neater (which, by the way, are cleaned with citrus
oil rather than toxic cleaners), and stays later.
There are several practical steps that you can take to create a
healthier workplace. Of course, the key to a healthier office is
prevention – in
other words, use healthy and efficient building, lighting, and HVAC
design, and use non-toxic building materials, furnishings, and office
supplies. If you work in an existing, unhealthy office, the next
best thing is to eliminate the problems. Here is how to do it:
Begin by carrying out an environmental audit. Consider inviting an
outside firm to study your duct system, building and lighting design,
and office furnishings and to survey employees.
Create corporate policies that encourage healthier purchasing decisions
and production methods and support employee health.
Next, work with your office supply distributor to find healthier
alternatives to conventional products. These can include everything
from non-chlorine-bleached paper (organochlorines are highly hazardous)
to non-toxic markers and correction fluid.
If you are renovating or building new, be sure to pay attention to:
Building Materials
Carpets and Flooring
Cleaners
Lighting Design
Employee Workstation Comfort
Electro-magnetic Fields
Furnishings
Heating, Cooling, and Ventilation
Quality Lawn Care and Landscaping
Office Supplies
Paints and Wallcoverings
Pest Control
Radon
Stress
Water Quality
In addition, look for products that will not "off-gas" toxic
chemicals (such as formaldehyde). Network with other companies,
local government, and environmental organizations that are interested
in creating healthier buildings. Look for case studies from the
Department of Energy, Environmental Protection Agency, national
laboratories, and organizations such as the Rocky Mountain Institute
(RMI's upcoming book Green Development: Integrating Ecology and
Real Estate and companion CD-ROM will have over 80 case studies;
it is published by John Wiley and due out in November) that can
help provide the quantitative data that your company may need as
an incentive to creating a healthier workplace. Share information
about product sources and what works and what does not. By carrying
out these simple steps, you can create a healthier office, improve
employee morale, and save money for your company. |