A popular '90s book told kids how to save Earth with 'simple things.' Today's kids say more is needed - USA TODAY

A popular '90s book told kids how to save Earth with 'simple things.' Today's kids say more is needed  USA TODAYA 1990s book told kids of the "simple things" to do to affect the environment. Today, many say bigger changes are needed...

A popular '90s book told kids how to save Earth with 'simple things.' Today's kids say more is needed - USA TODAY
A popular '90s book told kids how to save Earth with 'simple things.' Today's kids say more is needed  USA TODAY

A 1990s book told kids of the "simple things" to do to affect the environment. Today, many say bigger changes are needed to stop climate change.