Environmental and developmental economist Patrick Behrer is tracking the health effects of working in an extremely hot environment and the ripple effects on the economy.

Harvard scientists are teaming up with sustainability officers and landscaping experts to test a new fertilizer that won’t wash into water supplies.

The Weld Hill Solar Project, currently underway, is the Arnold Arboretum’s third and largest solar project and Harvard’s most ambitious sustainability initiative to date, with nearly 1,300 solar panels powering a 45,000-square-foot science laboratory and teaching facility in Roslindale.

The Weld Hill Solar Project, currently underway, is the Arnold Arboretum’s third and largest solar project and Harvard’s most ambitious sustainability initiative to date, with nearly 1,300 solar panels powering a 45,000-square-foot science laboratory and teaching facility in Roslindale.