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Ergonomics and health issues The need for green computing The impact of global e–communication Glossary

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Lack of physical activity

increased risk of heart disease.

obesity

hypertension (high blood pressure)

diabetes

Repetitive Strain Injury (RSI)

Carpal tunnel syndrome (CTS) 3

Repetitive Strain Injury (RSI) Repetitive Strain Injury (RSI) A class of injuries (to tendons, etc.) caused by repetitive actions.

CTS is caused by inflammation of the tendons in the wrist.

Carpal tunnel syndrome (CTS) Carpal tunnel syndrome (CTS)

Refers to the study and design of workplace for comfort and safety of people in work environments.

ErgonomicsErgonomics

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to promote a more natural position for hands and wrists, with the palms turned slightly toward each other rather than flat relative to the keyboard..

KeyboardsKeyboards

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Used extensively in a GUI environment and requires users to hold their hands in unnatural, awkward positions for long periods of time.

MiceMice

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Sit correctly

Healthy practicesHealthy practices

Adjust the height of your seat or table

Adequate ventilation/air circulation

Mouse and keyboard are on same level, close

Prevent eye strain

Monitor is positioned at the correct level

Take regular breaks

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Energy efficiency- problem

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Energy efficiency- ways to improve

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E-waste

reduce toxins in

technology manufactur

e

force re-cycling of e-waste

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Paper

Paperless office?

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Paperless?

Small portable devices with high quality displays and long battery lives only arrived recently Digital Divide – these devices not affordable enough

Hard copy is the cheapest and easiest way at moment Paper cheaper and less risky than large visible video displays Hard copies - non-electronic backups of data/information

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Tips on how to practice green computing Switch off computers and devices you are not using

Try and avoid the senseless wasting of paper

Try and upgrade or give away old hardware, not throw away

Send old ink cartridges back to manufacturer

Refill and reuse old ink cartridges

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Computers have changed the way we communicate

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Computers have changed the way we communicate

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Computers have changed the way we communicate

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Written

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