Impact of IT on environment

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An over view of effects of information technology and telecommunications on environment and suggestions to reduce harmful effects

An over view of effects of information technology and telecommunications on environment and suggestions to reduce harmful effects

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  • 1. IMPACT OFINFORMATIONTECHNOLOGYON ENVIRONMENT • K. Sai Malleswar • Kshitiz Sinha • Kumar Harshit • L. Deepak
  • 2. Topic• Information technology (IT) is the acquisition, processing, storage and dissemination of vocal, pictorial, textual and numerical information by a microelectronics-based combination of computing and telecommunications.• Having both positive and negative effects on environment.• What can be done to maximize POSITIVE aspects and minimize the NEGATIVES?
  • 3. positive aspectsof INFORMATIONTECHNOLOGY forEnvironment
  • 4. + aspects of IT 1) Reduction in consumption of paper: i) Use of digital database ii) Uses of e-books iii) Less letters more calls, SMSs and e-mails iv) Less greeting cards more online and text wishes 2) Reduction of use of writing and printing inks 3)Reduction in transportation: i)data transfer through e-mails, FAX, telephones and cell phones ii)shopping through e-marts iii) banking through e-banking and ATMs. iv) use of TELEMEDICINE.
  • 5. + aspects of IT 4) compact space, reduction in cutting of trees 5) Monitering and controlling changes in the Earth’s environment through satellites 6) Spreading awareness regarding environment through INFORMATION TECHNOLOGY: using television, internet, radio channels and messages.
  • 6. negative aspects ofINFORMATIONTECHNOLOGY
  • 7. 21st century• Information age or computer age• Information technology• Telecommunications• 77% of world population owns mobile phones• 4-5 % of world population owns PCs
  • 8. Computers • Every single computer requires about 1.8 tonnes of chemicals, fossil fuels and water for its manufacture. • Emission of about 0.1 tonne of carbon dioxide in a year. • 2 per cent of worlds total carbon dioxide emissions • Global warming • Dumping of old computers in landfills • Soil pollution
  • 9. Electronic and electrical devices in IT
  • 10. E- Waste from IT>>Discarded electronic or electrical devices or their partsSuch as Discarded Computers Televisions Monitors Laptops Cell Phones VCRs Stereos Copiers Fax machines
  • 11. Dangerous elements in E-waste from IT  The cathode ray tubes (CRTs), which contain significant amounts of lead.  Liquid Crystal Displays (LCDs) are illuminated by mercury-filled panels.  Circuitry contain chromium, copper, and lead that exceed regulatory limits.  The batteries contain such as lead, nickel, cadmium, silver, lithium, and other dangerous metals.
  • 12. Mobile phones and cell towers
  • 13. SAR LEVELS
  • 15. Space Debris of Communication satellites
  • 16. Mobile radiation:Effects on environment Farm animals - Dairy cows – •Decreased milk production •spontaneous abortions • reproductive problems •general declines in overall health. •Sheep, dogs, cats, rabbits living near base stations affected.
  • 17. Mobile radiation:Effects on environment Birds – • Interfere with navigation, reproduction, thin shells. • London - 75% fall sparrow population. • Fall in Pigeons, swans, white stork, rock dove •Biological indicators to detect alterations in our ecosystem
  • 18. Mobile radiation: Effectson environment Honey bees Colony Collapse Disorder (CCD): • Abrupt disappearance of bees. • Cannot find their way back to hive due disruption in intercellular communication. CCD has hit – US (up to 70 %), England (54% fall), Germany, Spain, Italy, Switzerland, Greece, Scotland, Wales, Kerala etc
  • 20. INSTITUTIONS & INDUSTRIES Role: • The IT related industries (esp. the manufacturing ones) should reduce the use of toxic substances in products. • Recycling plants and collection centers should be set up . Do not DESIGN TO Dump ! Instead, DESIGN TO LAST !!!
  • 21. Government initiative• The GOI has passed strict rules in 2010 for e-wastemanagement and disposal• Has taken a strong stand in international forum.• More initiatives are expected from GOI.
  • 23. Old Computers? Want to Dump !!!Option 1: If your computers are in working condition, you candonate them to a school or an organization working in the field ofeducation.Option 2: If your computers are out of order, return them back tothe manufacturer.Option 3: Send them to a recycling facility for proper disposal.
  • 24. Mobile phones: not working , not satisfies, old … Want To Dump !
  • 25. Want to buy a gadget ? -- Be a ROHS compliant customer.ROHS :Restriction Of the use of certain Hazardous Substances inelectrical and electronic equipment Lead (Pb) Mercury (Hg) Cadmium (Cd) Hexavalent chromium (Cr6+) Polybrominated biphenyls (PBB) Polybrominated diphenyl ether (PBDE) PBB and PBDE are flame retardants used in several plastics.
  • 26. Buying a new cell phoneCheck its SAR level first….
  • 27. Going to buy a new gadgetDo you really need one? Think twice, be wise
  • 28. Bibliography