NASA’s Latest Hit: Ice Show from Space
If you don’t know what causes the seasons, you’re not alone: a mini-documentary made in the 1980’s showed that lots of Harvard grads don’t, either. For the record, the reason is that Earth’s spin axis is slightly tilted. In the months surrounding June, the Northern Hemisphere leans toward the Sun. There’s more sunlight, days are longer, and the … Read More
Why Groundwater is Another Sea Level Rise Concern
Since the 1960s, sea level has risen by about 0.38 feet, at a rate of about .008 feet per year, at Bridgeport, CT, about 20 miles southwest of New Haven. Because the land in this area is slowly sinking at the same time the sea is rising, the amount of local sea level rise is expected to be greater here than in some other parts of the country.… Read More
Image of the Day: Koalas Listed as Threatened Species
According to The Guardian, koala populations were hunted to near extinction for their fur in parts of Australia. But another problem is the koalas limited supply of eucalyptus, which gets cleared for urban development and the remaining eucalyptus’ nutritional value has be tainted by increased CO2 in the atmosphere, which led the IUCN to list the ko… Read More
Twisters Past and Present: Interactive Tornado Tracker
The tracker plots tornado reports from the Storm Prediction Center in Norman, Okla., and is updated frequently to capture breaking events. This tracker shows reported tornadoes, not confirmed tornadoes. The National Weather Service conducts damage assessment surveys after tornadoes are reported to determine if a tornado actually touched down, and i… Read More
Image of the Day: Low Water Flow Triggers Avian Cholera
More than 10,000 migrating birds in the U.S. have died from an outbreak of avian cholera caused by reduced water flowing through marshlands of Oregon and California, according to federal wildlife officials. The drier conditions force the birds to gather in smaller areas and those crowded conditions help spread the disease. Avian cholera appears in… Read More
Image of the Day: Islands Monitored for Climate Change
Scientists have selected about 30 islands in the Mediterranean, including Port-Cros National Park in France, as biodiversity hotspots and locations for climate change monitoring work. France's Coastal Conservation Agency is behind the project that calls for monitoring the islands for between five to 20 years.… Read More
Image of the Day: ‘Come See Glaciers Before They Melt’
Greenland has been taking center stage in the talks about climate change, with its ice caps and glaciers melting at a rapid pace. And while the conversation is troubling, the attention has proved to be a good thing for Greenland as its tourism is booming… Read More
Image of the Day: Emperor Penguins’ Census from Space
Since the penguins live in very remote areas, the satellite images are a successful way to count the populations. Research suggests that emperor penguin colonies will be dramatically affected by climate change, according to British Antarctic Survey biologist Phil Trathan.… Read More
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