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Australia's dirty secret: who's breathing toxic air?

Australians living in poorer communities, with lower employment and education levels, as well as communities with a high proportion of Indigenous people, are significantly more likely to be exposed to high levels of toxic air pollution (from The Conversation)

Irrigation may reduce dependability of groundwater

Semi-arid regions may need careful water management as groundwater variability increases

Ice cores reveal how atmospheric acidity affects nitrogen cycle

Data from Greenland indicate man-made sulphur dioxide as well as NOx to blame for decreasing nitrogen isotope ratio

China's air pollution leading to more erratic climate for US, say scientists

Computer modelling showed intensification of US-bound Pacific storms, driven by fine aerosols from coal power plants and traffic (from the Guardian)

Europe launches first Sentinel satellite

Mission will monitor the Earth in unprecedented detail

IPCC: greenhouse gas emissions have risen to 'unprecedented levels'

Emissions grew more quickly from 2000 to 2010 than in each of the three previous decades.

Endangered butterfly defies climate change with new diet and habitat

Quino checkerspot, native to Mexico and California, shifts to higher altitude and chooses new species of plant for laying eggs (from the Guardian)

Forest degradation: firming up the second ‘D’ in REDD

Simple accounting technique calculates carbon emissions from selective logging

Flood mapping method is 'so simple it could be automated'

New technique for mapping flood extent could result in near real-time flood detection

Cutting down just a few trees affects climate

Small-scale deforestation causes warming in the tropics and cooling at higher latitudes

Tornado outbreaks are 100 times more likely than we thought

Research indicates tornadoes are not independent of each other

Arctic sea ice falls to fifth lowest level on record

National Snow and Ice Data Center says findings reinforce trend that Arctic sea ice disappearing much faster than expected (from the Guardian)

Environmental research round-up

Highlights from Environmental Research Letters (ERL), including Arctic greening, conservation planning, sea-level rise, vegetation shifts and more.

Melting sea ice off the hook for recent cold winters?

Natural variations in temperature of North Atlantic Ocean could be key

Olive production: you win some, you lose some

Climate change will alter olive yield and olive fruit fly infestation around Mediterranean, bringing wins for some areas but losses for others

IPCC: world is ill-prepared for risks from a changing climate

Working group II report on climate-change impacts, adaptation and vulnerability released in Japan

Nanoparticles boost solar-energy capture by plants

Nanotube-augmented plants are a "nanobionic" first

Remote sensing reveals birds’ favourite hang-outs

Vegetation data enable scientists to predict bird species richness in different habitats across North America

Environmental research round-up

Highlights from Environmental Research Letters (ERL), including El Niño, changing Chinese cities, eroding permafrost, strengthening rainfall, and more.

Drift of agro-chemicals can have complex effects on neighbouring plants

Diversity may increase while species richness drops under mix of nitrogen and glyphosate