Latest Debris Stories
By The Wisconsin State Journal Jul.
By P.J. Lassek, Tulsa World, Okla. Jul. 2--City crews are picking up storm debris as their regular duties allow.
By Jennifer Burk, The Macon Telegraph, Ga. Jun. 14--Bibb County officials have hired Florida-based Crowder Disaster Recovery to complete debris cleanup in the unincorporated area of the county, Commission Chairman Charlie Bishop announced Friday. Sarasota, Fla.-based Solid Resources Inc.
About 12 million pounds of manmade space junk, such as the dead satellite the U.S. government shot down last night, re-entered the Earth's atmosphere over the past 40 years. However, no one has ever reported being hurt by it.
By MARTYN McLAUGHLIN and GRAEME MUTCH RECORD levels of sanitary products - more than three times the UK average - have been found on Scotland's beaches. The humble cotton bud stick was the number one pollutant, with people all too eager to flush them through the sewerage system.
More than 9,000 pieces of space debris are orbiting the Earth, a hazard that can only be expected to get worse in the next few years. And currently there's no workable and economic way to clean up the mess.
Assessing the risk that space debris pose to operational spacecraft and satellites is a challenge and depends on whether you are worried about being hit by a known, tracked debris object or by an unknown object. At least the known objects are, well, known. These include old spacecraft, other satellites, rocket bodies and large fragments from past break-ups.
A bipartisan group of U.S. senators from coastal states introduced legislation Thursday calling for removal of the thousands of tons of ocean debris that wash up on U.S. shores each year.
At closing speeds reaching 50 thousand km per hour, even the smallest bits of space debris can cause serious harm to spacecraft; larger ones cause catastrophe. Not only is space debris a hot topic, it is also a fascinating â€” and growing â€” field of space science.
- A volcanic mudflow.