and tundra (Figure 4). Tropical forests are found in areas centered on the equator (Figure 4). Central and South America possess half of the world’s tropical forests. Climate in these biomes ...

He is the principal investigator on a research team awarded a $1 million grant from the National Science Foundation for a three-year study of the effect of a changing climate on tussock cottongrass, a ...

Some of the world’s main biomes include rainforest, desert, savannah, grassland, woodland and tundra. Each biome has characteristics that make it unique, for example Alaska is a type of tundra.

A third of the Arctic’s tundra, forests, and wetlands have become a source of carbon emissions, a new study has found, as global heating ends thousands of years of carbon storage in parts of the ...

The tundra giving way to larch trees changes the ... the emergence of unpredictable invasive species and changes in local ecosystems. The loss of ice disrupts the natural protective barrier ...

For example, the red fox has been moving northward into the tundra, following the expansion of shrubs ... The loss of species can have far-reaching effects on the functioning of entire ecosystems.

The new hybrid species could be reintroduced to tundra ecosystems, where researchers believe their heavy footprints would improve cold penetration into permafrost to prevent it from melting ...