Evidence on the effectiveness of a payments for ecosystem services (PES) program in Southern Malawi encouraging the adoption of soil conservation practices, specifically conservation agriculture

Climate change effects on agricultural yields will be uneven over the world. A few countries, mostly in high latitudes, may experience gains, while most will see average yield decrease.

Evidence from China shows greater subway density improves air quality and health, but that the benefits account for only a small portion of the construction and operating costs.