Environmental issues 2 (Edexcel GCSE Computer Science): Flashcards
📚Flashcards
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13 cards from this deck
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Practise the cards
13 cards from this deck
Short replacement cycle
Short replacement cycle
How quickly people replace digital devices with newer models
How often do most people upgrade mobile phones?
How often do most people upgrade mobile phones?
Every three years
Planned obsolescence
Planned obsolescence
Designing products with limited life to encourage purchases
4 ways manufacturers encourage frequent upgrades
4 ways manufacturers encourage frequent upgrades
Embedded batteries, hard repairs, high costs, limited updates
Two environmental consequences of short replacement cycle
Two environmental consequences of short replacement cycle
Increased e-waste and higher manufacturing demand
Responsible ownership
Responsible ownership
Using devices in ways that minimise environmental harm
Benefit of buying refurbished/second-hand devices
Benefit of buying refurbished/second-hand devices
Prevents working device from becoming waste
What to do with old devices instead of discarding?
What to do with old devices instead of discarding?
Donate to recycling company or charity
Optimal screen brightness for energy saving
Optimal screen brightness for energy saving
Lowest comfortable level
% of battery power consumed by screen
% of battery power consumed by screen
Data centres
Data centres
Facilities that store and process internet information
% of global electricity consumed by data centres
% of global electricity consumed by data centres
Approximately
Environmental benefit of remote work
Environmental benefit of remote work
Reduces commuting and transportation emissions