What causes a disturbance in the environment?
Disturbance can result from natural causes or from the activities of humans. Disturbance can be caused by physical stressors such as volcanic eruptions, hurricanes, tornadoes, earthquakes, and over geological time, glacial advance, and retreat.
How ecological balance is disturbed by natural disasters?
Earthquakes, landslides, volcanic eruptions and natural bush fires all affect the many different ecosystems on our planet. Initially, these disasters negatively affect the biodiversity of wetlands, forests and coastal systems by causing the spread of invasive species, mass species mortality and loss of habitat.
What is environmental balance in geography?
– environmental balance is the stability in the amount of. matter and energy within an ecosystem which guarantees. continuous supply or availability of matter and energy.
How does polluted water disturb the ecological balance?
Answer: Drinking of polluted water leads to diseases like typhoid, diarrhoea, cholera, jaundice, etc. … Answer: Because of water pollution, aquatic animals and plants die and this creates disturbance in ecological balance.
What are some examples of environmental disturbances?
Examples of ecological disturbances include fires, landslides, flooding, windstorms and insect and pest outbreaks. Disturbances often come in the form of short-term or temporary changes to the landscape but can have very significant ecosystem impacts.
How can changes and disturbances in the environment affect the survival of species?
(a) Climate change, droughts, starvation and disease
Climate change has altered physical and biological components of the environment, causing shifts in temperature ranges and rainfall indexes and altering the abundance and distribution of predator and prey species, as well as of pathogens and hosts (MacLeod et al.