Sentences with phrase «major ecosystem shifts»

«Climate change means major ecosystem shifts for the Mediterranean Basin.»

Not exact matches

Surprisingly, the ecosystems most vulnerable to major biome shifts are the already hot regions around the equator.

That is, 40 % of existing landscapes will experience a shift from one major ecosystem type to another — from forest to grassland or grassland to desert for example.

Overall, the impacts of climate change are projected to result in a net loss of global biodiversity and major shifts in the provision of ecosystem services.

Other aspects of global warming's broad footprint on the world's ecosystems include changes in the abundance of more than 80 percent of the thousands of species included in population studies; major poleward shifts in living ranges as warm regions become hot, and cold regions become warmer; major increases (in the south) and decreases (in the north) of the abundance of plankton, which forms the critical base of the ocean's food chain; the transformation of previously innocuous insect species like the Aspen leaf miner into pests that have damaged millions of acres of forest; and an increase in the range and abundance of human pathogens like the cholera - causing bacteria Vibrio, the mosquito - borne dengue virus, and the ticks that carry Lyme disease - causing bacteria.

Climate shifts also co-occur with major changes in the distribution of marine ecosystems, and these shifts can occur on the timescales of decades to centuries (Moffitt et al. 2015b, here is a factsheet).

Changes in vegetation carbon residence times can cause major shifts in the distribution of carbon between pools, overall fluxes, and the time constants of terrestrial carbon transitions, with consequences for the land carbon balance and the associated state of ecosystems.

Posted in Agriculture, Biodiversity, Capacity Development, Development and Climate Change, Environment, Global Warming, Governance, International Agencies, Lessons, Livelihood, Mitigation, Publication, Research, Vulnerability Comments Off on Major Shifts In Crops Ecosystems: Mekong Climate Study

• Even without major change in atmospheric and oceanic circulation, local shifts in centers of production and mixes of species in marine and fresh waters are expected as ecosystems are displaced geographically and changed internally.