The heat and pressure and limits of technology make it impossible at this time. With the material and equipment we now possess it would be somewhat akin to drilling a hole through hot sand with a drillbit made of frozen butter.
Extreme heat and extreme pressure prevent geologists from exploring the Earth's interior.
Earth's thick exterior.
The Coriolis
cold air drops then it rises, then as soon as it hits the pole. It drops.The Coriolis effect
Gravity prevents oxygen and other gasses from escaping into space.
by having fun'
Plants.
Earth's thick exterior.
It prevents that person from exploring within.
Depth, temperature and pressure barrier.
It prevents heat loss through radiation.It prevents heat loss through radiation.It prevents heat loss through radiation.It prevents heat loss through radiation.
The Coriolis
the rotation of the earth
The coriolis effect
I would say the eyebrow
The curvature of the Earth is one barrier to prohibit you from blowing directly from one pole to the other.
It prevents you to have a choke and lung aspiration and food is directly delivered in the stomach.
ozone layer prevents the rays (UVB) of the sun to go directly to earth.
The synaptic cleft prevents an impulse from being transmitted directly from one neuron to another.