Posts Tagged ‘human activities’

• Desertification

  There are many ecosystems on earth not rich in vegetation and other organisms. This is natural wherever there is low rainfall and hostile ground. However, there are other areas, in theory able to sustain a variety of living organisms, with …

• Rainforests and deforestation

  Inside the Rainforest – Cape Tribulation – Queensland – Australia. Photo: Rob Inh00d. Tropical rainforests have the largest biodiversity of all ecosystems on Earth. The soil is rather poor, but it sustains a great variety of plants. It is estimated …

• Humans impact on the world’s oceans

  According to a recent published report, by Benjamin Halpern and his colleagues at UCSB’s National Center for Ecological Analysis and Synthesis, over 40% of the world’s oceans are heavily impacted by anthropogenic activities. Only a few, “if any”, areas are …