Climate change rally happened last Friday on the Diag.
Increased CO2 makes some crops less nutritious
Fossil fuels are important for electricity generation but it should be easy to cut back on coal.
Solar and Wind were 49% of new generation installations in US
trump crashes Indian prime minister Modi's 50,000 strong rally in Texas
Trump claims he called Ukrainian president to congratulate him but it was six months after the election.
2,000 US troops sent to Saudi Arabia while administration plans to take more money from Pentagon budget to build wall.