n modern cities most people are carrying solar powered devices
Answers
SUSTAINABLE CITIES
as part of sustainability stated in the Sustainable Development Goal no'17 ,sustainable resource exploitation and environmental conservation .
Modern cities have developed modern ways of conserving the environment including using solar powered devices .solar is a renewable resource hence it is suitable for sustainability .
It has benefits such as
>it does not pollute the environment
>it is renewable
Solar energy incident on earth each year is
sufficient to meet the energy needs of the
world for the year as of today. Yes this fact is
absolutely true. But to harvest solar energy
there has to be sufficient infrastructure which
should be present in every places of the earth
ranging from the city to the villages. Else these
form of energy cannot be harvested by us.
Solar panels, solar light, solar cooker, and
various other solar devices can be used.