Kassem was convicted of libel and slander against a former cabinet minister and verbally assaulting officers at a police station after he was detained, said his lawyer, Nasser Amin.
Since 2000, Egypt’s population has grown by 40 million and now stands at 105 million. Its birth rate is currently two million per annum.
Earlier this week, Free Current politicians said the case against Kassem was politically driven and called for Sisi to be replaced.
Construction by Russia's state-owned energy corporation Rosatom of Egypt's first nuclear plant at El Dabaa is expected to take until at least 2030.
Israel’s recent protests showed that large numbers of people care about the rule of law - if successful, they can inspire people across the region.