In our current period of escalating climate change, we urgently need to better understand the modern climate and climate drivers in understudied regions of the world. This article provides a succinct and current literature review of one such region: the Maya Lowlands. The region has a long history of study on human--climatic interaction but little…

The study on which this article reports investigated the internationalisation of higher education studies by examining collaborations in the form of international co-authorships. We analyse how network-based mechanisms, related to structural relationship between authors (preferential attachment, i.e., higher tendency to collaborate among the most…

The U.S. R&D enterprise relies on businesses, federal and nonfederal governments, higher education institutions, and other nonprofit organizations. This report identifies trends in R&D performance and funding and compares them to those of the world's other major economies. The U.S. annual total of R&D has expanded steadily since 2010…