The additional R&D investment — shown in Figure 7.9 against historical levels — should be directed in four ways to help the Global South. First, money would need to go to internationally aligned research centers on innovation, technical, and policy support to improve food security, poverty, and ecosystem services globally — effectively, the int

If the global community wants to spend up to, say, $250 billion per year over the next 10 years to diminish the adverse effects of climate changes, and to do most good for the world, which solutions would yield the greatest net benefits?