Figure 4From: Three-dimensional numerical simulation of nonlinear acoustic-gravity wave propagation from the troposphere to the thermosphereDistributions of vertical velocity at different altitudes. z = 200 km (a), z = 100 km (b), and z = 10 km (c) produced by forcing (2) with τ = 2 × 103 s, с x = 100 ms-1 and W0 = 0.3 cm/s at time t = 5 h.Back to article page