There are several factors that determine the total lifespan of an EV battery. This can include the type of battery used, charging patterns and other environmental conditions. For example, lithium-ion batteries are used in EVs have a lifespan of several years. On the other hand, the charging habits, the type and extent of charging are other factors that affect its total lifespan. Maintaining the battery level in an optimal temperature range can also help extend its lifespan. 

Certain types of batteries like alkaline batteries can be recycled at home. But, these batteries contain harmful chemicals and therefore recycling is not recommended due to increased environmental hazards. Certain local recycling centers or electronic points offer programs where in batteries can be dropped off at specific points for recycling. This ensures recycling in an environmental friendly manner. 

Recycling of EV batteries is possible. Recycling EV batteries can help minimize pollution and reduce the environmental impact. It can also help in waste reduction by preventing used batteries to emit harmful chemicals in to the environment. EV batteries conserve several valuable resources (such as manganese, nickel, lithium and cobalt).

Just like any other items, it is important to dispose batteries properly when their charge gets reduced. There are different types of batteries. Some of the common types include alkaline, lithium-ion, nickel-cadmium, and more. Batteries include several chemicals and metals that tend to emit harmful energy in to the environment. Recycling these batteries can minimize the environmental impact. For proper processing, it is important to separate the same before recycling.

Disposing these batteries may depend on the type of battery used. In order to dispose old batteries, locate local recycling centers, battery collection points, electronic points and even drop-off bins. Before recycling, tape over the battery terminals as this can help reduce any specific potential short circuits.  In addition, for old battery disposal, contact the local waste management authority. These authorities can provide proper guidance and safety precautions related to disposing batteries.