[   -------------------   ] cast from soap and melt away or can be used as soap once they are no longer useful.

• Addidas Parley Ocean trainers

• Small Transparent Speaker

• The lighting of the future

• Soapack toiletries

[   ---------------   ] replaces synthetic fibers with yarns made from recycled waste plastic from the sea.

• Addidas Parley Ocean trainers

• Small Transparent Speaker

• The lighting of the future

• Soapack toiletries

[ ------------  ] develop bioluminescence trees as a more natural way of lighting cities and urban areas.

• Addidas Parley Ocean trainers

• Small Transparent Speaker

• The lighting of the future

• Soapack toiletries

[  -----------------   ] device is transparent and has built-in sensors that can detect when parts need replacement, repair or updating.

• Addidas Parley Ocean trainers

• Small Transparent Speaker

• The lighting of the future

• Soapack toiletries

Smart solutions can help tackle environmental issues using

• Smart system

• Sensors

• Sharing information

• All

Sustainable technology in smart cities

provide smarter and less damaging modes of public transport

• True

• False

Sustainable technology in smart cities

Sensors that turn off heaters and lights when not in use

• True

• False

Sustainable technology in smart cities

leakage detection and control can’t support water conservation

• True

• False

Sustainable technology in smart cities

digital tracking and payment for waste disposal can’t lead to solid waste reduction

• True

• False

Sustainable technology in smart cities

smart city environments mean better management by growing less sustainable plants

• True

• False