There are four types of sounds that the cochlea produces: 1  Spontaneous acoustic emissions - the cochlea produces these sounds spontaneously (not in response to another sound). These only occur in approximately 40-50 percent of people with normal hearing.
Discovery Green. Discovery Green is a public urban park in Downtown Houston, Texas, United States. Opened in 2008, Discovery Green 11.78-acre (47,700 m2) is located on Avenida de las Americas across from the George R. Brown Convention Center and the Hilton Americas Hotel, adjacent to Toyota Center.
But the idea did not catch fire. In her book, The Green Belt Movement: Sharing the Approach and the Experience, Maathai recounts bringing seedlings to the annual agricultural show in Nairobi in 1975. A number of people expressed interest in tree planting. Not one, though, followed up.