By growing trees and crops together, Costa Rica has dramatically reversed deforestation.
Once completed in late 2021, the Ceiba will use canvas sails and an electric engine instead of burning bunker fuel, the dirty staple of the modern shipping industry.
Ortiz was leading a movement to reclaim indigenous land from non-indigenous settlers — a fight that had resulted in numerous death threats to him and others in the past.
Costa Rica's president has launched an economy-wide plan to decarbonize the country by 2050, saying the Central American nation aims to show other nations what is possible to address climate change.
For 40 years, Nalini Nadkarni has studied cloud forest in the Costa Rican town of Monteverde. Now global warming is drying out its lush hanging gardens.
Costa Rica's new president makes a bold pledge for a fossil fuel-free nation by 2021.
As rising seas threaten parts of Costa Rica's tropical eastern coast, dubbed "Little Jamaica", many worry that the visitors who generate numerous jobs in the area could go elsewhere.
"The mindless clinging to outdated science is detrimental to public health and to the development of good science"
The failure to ban asbestos has resulted in widespread and potentially deadly chronic risks that reach down to our youngest citizens and their teachers.
Coal, oil and gas have given communities across the U.S. both steady paychecks and devastating pollution. It's time to make health a priority in meeting our energy demands.
EHN is teaming up with The George Washington University Milken Institute School of Public Health to bring you the voices of next generation environmental health leaders