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Patients with Advanced Cancer may be Less Competent to Make Decisions Than Doctors Think

Patients with terminal cancer face difficult decisions. What treatment options support their goals? When is it reasonable to discontinue care? A study published in the American Journal of Geriatric Psychiatry shows that these patients may be less competent to make these decisions than their doctors think.

 

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Amateur Astronomer Captures Rare First Light from Massive Exploding Star

Thanks to lucky snapshots taken by an amateur astronomer in Argentina, scientists have obtained their first view of the initial burst of light from the explosion of a massive star.

 

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First Evidence of Ocean Warming Around Galápagos Corals

The ocean around the Galápagos Islands has been warming since the 1970s, according to a new analysis of the natural temperature archives stored in coral reefs.

 

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Hybrid mountain pine beetles set to spread more easily

A hybrid population of mountain pine beetles is set to do further damage to one of Canada’s most iconic regions.

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How to build whey more muscle

The debate is over. Dietary protein supplements significantly improve muscle strength and size when taken by healthy adults who lift weights, a determination reached by McMaster scientists who analyzed dozens of research studies.

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Farming Crops with Rocks to Reduce CO2 and Improve Global Food Security

Enhanced rock weathering involves adding minute rock grains to cropland soils which dissolve chemically taking up carbon dioxide and releasing plant essential nutrients.  Unlike other carbon removal strategies enhanced rock weathering doesn’t compete for land used to grow food or increase the demand for freshwater.  Other potential benefits include reducing the use of agricultural fertilizers and pesticides, lowering the cost of food production and increasing farm profitability.

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Sea-Level Legacy: 20cm More Rise by 2300 for Each 5-Year Delay in Peaking Emissions

Peaking global CO2 emissions as soon as possible is crucial for limiting the risks of sea-level rise, even if global warming is limited to well below 2°C. A study now published in the journal Nature Communications analyzes for the first time the sea-level legacy until 2300 within the constraints of the Paris Agreement.

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Land Use Change has Warmed the Earth's Surface

Recent changes to vegetation cover are causing the Earth's surface to heat up. Activities like cutting down evergreen forests for agricultural expansion in the tropics create energy imbalances that lead to higher local surface temperatures and contribute to global warming.

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As Climate Changes, So Could the Genes of the Eastern Tiger Swallowtail Butterfly

The reality of climate change poses a significant threat to global biodiversity. As temperatures rise, the survival of individual species will ultimately depend on their ability to adapt to changes in habitat and their interactions with other species.

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NASA Sees Ex-Tropical Cyclone Gita Affecting New Zealand

NASA's Terra satellite passed over the Southern Pacific Ocean and saw the low pressure area previously known as Tropical Cyclone Gita, affecting New Zealand.

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