Arkiv for kategorien ‘Biodiversity’


Water, food, energy and climate are all linked.

torsdag, 23. maj 2013

biodiversity 2012

Guardian: World on course to run out of water, warns Ban Ki-moon

Speaking on the UN’s International Day of Biological Diversity,…

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Changes in rainfall seasonality in the tropics

tirsdag, 21. maj 2013

Nature climate change Early warning of climate tipping points - Nature Climate Change - Nature Publishing Group 2011-06-27 11-04-23

Climate change has altered not only the overall magnitude of rainfall but also its seasonal distribution and interannual variability worldwide.…

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Arctic Biodiversity Assessment

fredag, 17. maj 2013

arctic biodiversity

The Conservation of Arctic Flora and Fauna (CAFF), the biodiversity working group of the Arctic Council has released the “Arctic…

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Warming Oceans Are Reshaping Fisheries

fredag, 17. maj 2013

UBC: Climate change has been impacting global fisheries for the past four decades by driving species towards cooler, deeper waters,…

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More than half of common plants and one third of the animals could see a dramatic decline this century

mandag, 13. maj 2013

frog

Tyndall UEA: Climate change is expected to have significant influences on terrestrial biodiversity at all system levels, including species-level reductions…

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Where is Global Warming Going?

onsdag, 17. april 2013

sceptical global warming

Sceptical Science: Living and working on the Earth’s surface it is very easy to get the wrong idea about global…

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Amplified Greenhouse Effect Shifts North’s Growing Seasons

mandag, 11. marts 2013

NASA 733097main1_Northern_ndvi_FINAL-673

NASA: Vegetation growth at Earth’s northern latitudes increasingly resembles lusher latitudes to the south, according to a NASA-funded study based…

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Global warming could corrode shallow reefs sooner than previously forecast

torsdag, 28. februar 2013

koraller guardian reuter

CCRC; Aus: Shallow coral reefs may be even more susceptible to increasing acidity caused by heightened levels of carbon dioxide…

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Invasive alien species: a growing problem for environment and health

onsdag, 27. februar 2013

EEA: There are more than 10 000 alien species present in Europe, and the rate of new introductions has accelerated…

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Polar Bear Researchers Urge Governments to Act Now and Save the Species

mandag, 11. februar 2013

Polar Bears International: A University of Alberta polar bear researcher along with eleven international co-authors, including Polar Bear International’s chief…

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NASA Study Finds Severe Climate Jeopardizing Amazon Forest

lørdag, 19. januar 2013

nasa amazonas dry

NASA: An area of the Amazon rainforest twice the size of California continues to suffer from the effects of a…

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Climate Change Already Having Major Effects on Ecosystems and Species

torsdag, 27. december 2012

USGS: Plant and animal species are shifting their geographic ranges and the timing of their life events – such as…

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How does climate change cause extinction?

torsdag, 18. oktober 2012

golden frogs

Anthropogenic climate change is predicted to be a major cause of species extinctions in the next 100 years. But what…

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Speed of ocean acidification concerns scientists

onsdag, 26. september 2012

Bristol University: Speaking at the Third International Symposium on the Ocean in a High-CO2 World this week in Monterey, California,…

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Climate change growing threat to food, biodiversity

tirsdag, 25. september 2012

(AlertNet) – Climate change is a major threat to the world’s food supply and to biodiversity, and prompt action to…

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CO2 Emissions Threaten Ocean-Based Food Security

mandag, 24. september 2012

Oceana’s new report, Ocean-Based Food Security Threatened in a High CO2 World ranks nations to show which are most vulnerable…

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Most coral reefs are at risk unless climate change is drastically limited

mandag, 17. september 2012

koraller

Potsdam Institute for Climate Impact Research: Coral reefs face severe challenges even if global warming is restricted to the 2…

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Possible consequences for an ice-free Arctic Ocean

mandag, 17. september 2012

Biology Letters: Recent studies predict that the Arctic Ocean will have ice-free summers within the next 30 years. This poses…

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Sea life ‘facing major shock’

onsdag, 22. august 2012

Okfisk(1) fisk gule

ARC Centre of Excellence for Coral Reef Studies: Life in the world’s oceans faces far greater change and risk of large-scale…

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Australia’s oceans are changing

tirsdag, 21. august 2012

csiro logo.ashx

The 2012 Marine Climate Change in Australia Report Card demonstrates that climate change is having significant impacts on Australia’s marine ecosystems.

Key…

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Rising Acidity Brings an Ocean of Trouble

fredag, 13. juli 2012

Science: The burning of fossil fuels emits some 35 billion metric tons of CO2 into the atmosphere every year. That…

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Rising ocean acid levels are ‘the biggest threat to coral reefs’

tirsdag, 10. juli 2012

coral sym

ICRS 2012

Guardian: Oceans’ rising acid levels have emerged as one of the biggest threats to coral reefs, acting as the…

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Massive algal blooms under Arctic sea ice

tirsdag, 12. juni 2012

A shifting Arctic

Standford: While the discovery marks the first direct observation of an under-ice bloom, the conditions that allow for…

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How close is a global tipping point?

torsdag, 7. juni 2012

Scientists uncover evidence of impending tipping point for Earth

UC Berkeley: A prestigious group of scientists from around the world is…

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‘Ocean of Life’: Ocean biodiversity suffering at hands of alien invaders

lørdag, 26. maj 2012

unesco6_featured

RTCC: Overfishing, warming waters, ocean acidification and pollution are all terms we are becoming more aware of as it slowly…

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“Map of Life”

torsdag, 10. maj 2012

Yale360: U.S. scientists this week unveiled a new online resource that maps the distribution of species worldwide and will ultimately…

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Climate Change Threatens Crucial Marine Algae

onsdag, 9. maj 2012

(IPS) – Without major reductions in the use of fossil fuels, sunlight is to kill an unknown number of ocean…

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Saving biodiversity: a $300 billion-a-year challenge

mandag, 12. marts 2012

(Reuters) – Saving biodiversity — the vast and essential variety of the natural world — will be expensive, at an…

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Detecting detrimental change in coral reefs

onsdag, 15. februar 2012

coral_reefs_2_560px nasa

NASA: Coral reefs are spectacular underwater ecosystems. However, they are deteriorating at an alarming rate, due mainly to human activity…

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The Amazon basin in transition

torsdag, 19. januar 2012

nature

Agricultural expansion and climate variability have become important agents of disturbance in the Amazon basin

The Amazon basin in transition

Eric A.…

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Climate change may bring big ecosystem changes

torsdag, 15. december 2011

nasa ecological sensisivity climate change

NASA: By 2100, global climate change will modify plant communities covering almost half of Earth’s land surface and will drive…

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Biodiversity and climate change – from bad to worse

fredag, 9. december 2011

(PhysOrg.com) — A major new scientific review, involving more than 30 scientists from Australia, New Zealand and the Pacific Islands…

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Ocean Acidification On the Increase

fredag, 25. november 2011

yale ocean accidification

click to enlarge

Yale 360: The acidification of the world’s oceans from an excess of CO2 emissions has already begun, as…

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Arctic ice melt creates mass walrus ‘haul-outs’

lørdag, 8. oktober 2011

walrus usgs mongobay

USGS Video

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torsdag, 8. september 2011

7 billion and counting

Center for Biological Diversity

Our planet’s nearing a milestone: By the end of October, there will be a staggering 7 billion…

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How Many Species Are There on Earth and in the Ocean?

onsdag, 24. august 2011

PLoS Biology

Knowing the number of species on Earth is one of the most basic yet elusive questions in science. Unfortunately,…

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Plants and animals seek cover from climate change

fredag, 19. august 2011

butterfly edit

A meta-study published in Science today provides the first evidence that global movement of plants and animals to higher latitudes and…

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Most Vulnerable Deep-Sea Habitats Identified

onsdag, 3. august 2011

PlosONE: This paper provides scientific expert judgement and a semi-quantitative analysis of past, present and future impacts of human-related activities…

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Data Shows All of Earth’s Systems in Rapid Decline

tirsdag, 2. august 2011

Jul 29, 2011 (IPS) – Protecting bits of nature here and there will not prevent humanity from losing our life…

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Decline in Species Shows Climate Change Warnings Not Exaggerated

fredag, 15. juli 2011

One in 10 species could face extinction by the year 2100 if current climate change impacts continue. This is the…

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50 Stories in 50 States

fredag, 1. juli 2011

usfws text

usfws campaign

Starting Earth Day 2011, the U.S. Fish and Wildlife Service and its partners are sharing stories about how accelerating climate…

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A World Centered on Sea Ice Is Changing Swiftly at the Poles

onsdag, 29. juni 2011

antarctic

For eons, the polar marine food chain has been closely linked to the seasonal formation and retreat of sea ice.…

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Multiple ocean stresses threaten “globally significant” marine extinction

mandag, 20. juni 2011

IPSO State of the Ocean.org - Solutions- New Report- International Earth System expert workshop on ocean impacts and stresses 2011-06-20 20-52-24

A high-level international workshop convened by IPSO met at the University of Oxford earlier this year. It was the first…

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Climate Change Affects Winter Chill for Temperate Fruit and Nut Trees

torsdag, 26. maj 2011

The extent of projected changes in winter chill in many major growing regions of fruits and nuts indicates that growers…

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Ocean Acidification: Carbon Dioxide Makes Life Difficult for Algae

tirsdag, 10. maj 2011

science-dayli-logo1

The acidification of the world’s oceans could have major consequences for the marine environment. New research shows that coccoliths, which…

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On thin ice: Vulnerable Arctic treasures identified

onsdag, 27. april 2011

ice

A report released today identifies 13 of the richest and most vulnerable places in the Arctic Ocean that should be…

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Probing the Impact of Climate Change on Wildlife, Ecosystems

mandag, 25. april 2011

537803main_hummingbirds_226 nasa hummingbird

Credit: NASA/Jenny Mottar

Soon observations from NASA’s Earth-observing satellites of our planet’s climate will be brought to bear on understanding how…

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NASA Satellites Detect Extensive Drought Impact on Amazon Forests

tirsdag, 19. april 2011

530999main1_Amazon_LAI_226 nasa drought 2010

A new NASA-funded study has revealed widespread reductions in the greenness of the forests in the vast Amazon basin in…

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Ocean warming detrimental to inshore fish species

mandag, 18. april 2011

A banded morwong. fish

Australian scientists have reported the first known detrimental impact of southern hemisphere ocean warming on a fish species.

The findings of…

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Arctic coasts on the retreat

mandag, 18. april 2011

International studies describe current state of the Arctic coasts.

The coastline in Arctic regions reacts to climate change with increased erosion…

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Atmospheric CO2 data