Changes

=== Astronomy ===

=== Astronomy ===

# The [[moon]] is receding from the [[Earth]] at a rate<ref>[http://eclipse.gsfc.nasa.gov/SEhelp/ApolloLaser.html Measuring the Moon's Distance] ''Apollo Laser Ranging Experiments Yield Results'' by Fred Espenak, GSFC Planetary Systems Laboratory (LPI Bulletin, No. 72, August, 1994).</ref> that would have placed it too close to the Earth merely a billion years ago, causing tidal catastrophes and other problems, and colliding{{fact}} with the Earth before that.

# The [[moon]] is receding from the [[Earth]] at a rate<ref>[http://eclipse.gsfc.nasa.gov/SEhelp/ApolloLaser.html Measuring the Moon's Distance] ''Apollo Laser Ranging Experiments Yield Results'' by Fred Espenak, GSFC Planetary Systems Laboratory (LPI Bulletin, No. 72, August, 1994).</ref> that would have placed it too close to the Earth merely a billion years ago, causing tidal catastrophes and other problems, and colliding with the Earth before that.

# [[Spiral galaxies]] appear to be young, and only implausible proposals of the existence of [[dark matter]] can reconcile the spirals with a belief in an old universe

# [[Spiral galaxies]] appear to be young, and only implausible proposals of the existence of [[dark matter]] can reconcile the spirals with a belief in an old universe

# The planetary orbits in the solar system - including Earth's - are unstable and unsustainable over the long periods claimed by Old Earth believers.<ref>[http://www.newsweek.com/id/201582 Newsweek: "An embarrassing little secret of astronomy ...."]. (Newsweek has inexplicably taken down its article, but it is quoted by Google and other links)</ref><ref>[http://www.nature.com/nature/journal/v459/n7248/full/nature08096.html Existence of collisional trajectories of Mercury, Mars and Venus with the Earth] by J. Laskar  &  M. Gastineau, ''Nature'' 459, 817-819 (11 June 2009).  Believers in an Old Earth speculate that the instability would not result in problems in a billion years, but other computer simulations could be developed to demonstrate multi-body instability for the solar system far more recent than that.</ref>

# The planetary orbits in the solar system - including Earth's - are unstable and unsustainable over the long periods claimed by Old Earth believers.<ref>[http://www.newsweek.com/id/201582 Newsweek: "An embarrassing little secret of astronomy ...."]. (Newsweek has inexplicably taken down its article, but it is quoted by Google and other links)</ref><ref>[http://www.nature.com/nature/journal/v459/n7248/full/nature08096.html Existence of collisional trajectories of Mercury, Mars and Venus with the Earth] by J. Laskar  &  M. Gastineau, ''Nature'' 459, 817-819 (11 June 2009).  Believers in an Old Earth speculate that the instability would not result in problems in a billion years, but other computer simulations could be developed to demonstrate multi-body instability for the solar system far more recent than that.</ref>

[[Image:Stratigraphy_of_the_Grand_Canyon.png|right|thumb|300px|The Unconformity is readily apparent in the [[Grand Canyon]] where foliage and ground cover do not obscure the rock face.]]

[[Image:Stratigraphy_of_the_Grand_Canyon.png|right|thumb|300px|The Unconformity is readily apparent in the [[Grand Canyon]] where foliage and ground cover do not obscure the rock face.]]

# The continued existence of fragile natural arches without having collapsed a short time period for erosion and stresses on them<ref>http://www.naturalarches.org/big9.htm</ref>.

# The continued existence of fragile natural arches without having collapsed a short time period for erosion and stresses on them<ref>http://www.naturalarches.org/big9.htm</ref>.

# An extrapolation{{fact}} of time between the collapse of weaker arches<ref>http://www.washingtonpost.com/wp-dyn/content/article/2008/08/11/AR2008081102290.html</ref> with still-standing stronger arches supports a young earth age.

# An extrapolation of time between the collapse of weaker arches<ref>http://www.washingtonpost.com/wp-dyn/content/article/2008/08/11/AR2008081102290.html</ref> with still-standing stronger arches supports a young earth age.

# The massive [[Great Lakes]] and freshwater lakes near the equator could not exist for millions of years, and several of these lakes are rapidly receding in volume.

# The massive [[Great Lakes]] and freshwater lakes near the equator could not exist for millions of years, and several of these lakes are rapidly receding in volume.

# The existence of inland saltwater lakes, such as [[Mono Lake]] and the [[Great Salt Lake]], suggest a recent global [[flood]].

# The existence of inland saltwater lakes, such as [[Mono Lake]] and the [[Great Salt Lake]], suggest a recent global [[flood]].