Презентация, доклад к уроку на тему Экология

of living organisms to each other and their surroundings.
.Ecology includes the study of plant and animal populations, plant and animal communities and ecosystems.

of weather patterns over periods of time that range from decades to millions of years. It may be a change in the average weather conditions or a change in the distribution of weather events with respect to an average, for example, greater or fewer extreme weather events. Climate change may be limited to a specific region, or may occur across the whole Earth.

Earth's near-surface air and oceans since the mid-20th century and its projected continuation.

modified organisms. Genetically modified organisms have had specific changes introduced into their DNA by genetic engineering techniques.These techniques are much more precise than mutagenesis (mutation breeding) where an organism is exposed to radiation or chemicals to create a non-specific but stable change.

intended for preventing, destroying, repelling or mitigating any pest. A pesticide may be a chemical substance, biological agent (such as a virus or bacterium), antimicrobial, disinfectant or device used against any pest.

is dangerous to any life form, including humans, animals and plant life. Toxic waste can pollute the air, land and water.Toxic waste is defined as liquid, solid, contained gas or sludge waste that contains properties that are dangerous or potentially harmful to human health or the environment.

trees

at our homes take care of wild birds and animals