— Obama's budget for the Agriculture Department includes a proposed $12 billion over 10 years to help feed schoolchildren from low-income families during the summer. Total spending: $155.4 billion, including spending already required by law for food stamps, other government nutrition programs and farm subsidies. — Responding to an epidemic of heroin addiction and abuse of prescription painkillers, Obama's budget would provide $1 billion in new funding over the next two years for states to help more people get and complete treatment. The budget also includes $500 million in new funding to increase access to treatment for people with serious mental health problems. — Obama's 21st Century Clean Transportation Plan includes $400 million a year for 10 years to help speed the deployment of self-driving vehicles, $10 billion a year to boost construction of new transit projects and $7 billion a year on high-speed rail projects. — As part of a pledge following the 2015 Paris climate summit to double spending on clean energy research and development by 2021, the budget would spend $7.7 billion government-wide for a range of clean energy investments, including $5.8 billion in the Energy Department. The figure is a 20 percent increase over current spending money and includes more than $2 billion to boost energy efficiency and renewable energy such as wind, solar and geothermal power.