A report by environmental group Oceana has found that plastic waste from Amazon packages went up by 18% last year, but Amazon says it has reduced its use of single-use plastic across its network.

The worldwide divestment campaign has sought commitments from universities, corporations and other entities. Now, two of the biggest names in philanthropy — the Ford and MacArthur foundations — are reorienting their investments away from fossil fuels, a move that leaders of the divestment movement hope will prove to be a tipping point for the charitable world.

Efforts to increase how much philanthropic funding goes to minority-led environmental organizations are gaining momentum, with one group's push for transparency from the nation’s top climate donors drawing big-name support.