Most of the countries common people use only one Mobile. But here in india its not the case. We have nearly 15 mobile companies giving stunning offers to customers. Most of the people have more than one Sim Cards. And most of the mobile companies giving away free sim cards. You only need a copy of address proof and a copy of passport size photo to get a connection. Most of the new connections will have free talk time also. So after the usage of the free calls people throw out the used sim cards along with its casing. Which is added to the global electronic garbage.

The picture above shows a better usage of the sim cards and its holders to reduce the electronic waste;