The collision of cosmic bodies with the Earth

Some general notes to understand the impact hazard: current problems, and open questions.

• The impact of cosmic bodies with the Earth's atmosphere.
• IAU Commission 15: Physical Studies of Comets and Minor Planets.
• Resolution 1080 of European Union on the detection of asteroids and comets potentially dangerous to humankind (20 March 1996).
• Declaration of Vienna (1999)
• BBC-News: Spaceguard UK - a new task force against asteroids
• Report of the UK Task Force on NEO (18 September 2000)
• Message from Sir Arthur C. Clarke on the cut of funding to Italian Research (3 November 2001)