The global demand for food and bioenergy changes associated with land use and land
cover change (LULCC) has raised concerns about the environment, global warming, and …

Tens of thousands of species are threatened with extinction as a result of human activities.
Here we explore how the extinction risks of terrestrial mammals and birds might change in …

The Anthropocene is characterized by unparalleled human impact on other species,
potentially ushering in the sixth mass extinction. Yet mitigation efforts remain hampered by …

Nature, money, work, care, food, energy, and lives: these are the seven things that have
made our world and will shape its future. In making these things cheap, modern commerce …

INTRODUCTION The ruminants are one of the most successful mammalian lineages,
exhibiting extensive morphological and ecological diversity and containing several key …

Time is divided by geologists according to marked shifts in Earth's state. Recent global
environmental changes suggest that Earth may have entered a new human-dominated …

BACKGROUND Comparing patterns of terrestrial and marine defaunation helps to place
human impacts on marine fauna in context and to navigate toward recovery. Defaunation …

Human cultural traits—behaviors, ideas, and technologies that can be learned from other
individuals—can exhibit complex patterns of transmission and evolution, and researchers …

Trophic rewilding is an ecological restoration strategy that uses species introductions to
restore top-down trophic interactions and associated trophic cascades to promote self …

Large herbivores and carnivores (the megafauna) have been in a state of decline and
extinction since the Late Pleistocene, both on land and more recently in the oceans. Much …