Question

Как человек изменил биосферу.

Answer 1

Искусственные насаждения помогают улучшить состояние экосистемы. Озеленение территорий даёт возможность очистить воздух от пыли и грязи, а также улучшить показатели качества биосферы. Люди создают удобрения и средства, которые помогают сделать почву участка снова плодородной. Восстановление качества грунта даёт возможность сохранить территории с растительностью, которые ещё не были затронуты обществом. Выведение и разведение новых видов животных помогает восполнить исчезающие разновидности. Также человек вывел немало сортов растений, которые характеризуются ускоренным ростом, лучшим качеством и самоопылением. Это позволяет быстрее восполнить потери лесных площадей. Медицину тоже можно назвать положительным фактором, хотя её редко считают плюсом. Сегодня люди создают лекарства не только для себя, но и для животных и растений. Так люди берут и возвращают взятые у природы дары. Безотходные технологии предусматривают не только использование самих ресурсов, но и получение иной выгоды от остатков сырья. Такие мероприятия способствуют меньшему загрязнению биосферы. На некоторых производственных предприятиях применяют замкнутый цикл без сброса сточных вод и выброса вредных веществ в атмосферу

Answer 2

How Humans Have Changed the Biosphere

Humans have had a significant impact on the biosphere, which refers to the part of the Earth's surface and atmosphere where living organisms exist. Over the course of history, human activities have altered various aspects of the biosphere, including ecosystems, biodiversity, and the overall functioning of the planet. Here are some ways in which humans have changed the biosphere:

1. Land Use Changes: One of the most significant ways humans have altered the biosphere is through changes in land use. This includes deforestation, urbanization, agriculture, and the conversion of natural habitats into human-dominated landscapes. These activities have led to the loss of biodiversity, habitat destruction, and changes in ecosystem dynamics.

2. Pollution: Human activities have introduced various pollutants into the biosphere, including air pollution, water pollution, and soil contamination. Industrial processes, transportation, and the use of chemicals in agriculture and manufacturing have contributed to the release of pollutants that can have detrimental effects on ecosystems and the organisms within them.

3. Climate Change: Human-induced climate change is another significant way in which the biosphere has been altered. The burning of fossil fuels, deforestation, and other activities have increased the concentration of greenhouse gases in the atmosphere, leading to global warming and changes in weather patterns. These changes have profound effects on ecosystems, including shifts in species distributions, altered phenology, and increased risks of extinction.

4. Species Extinction: Human activities have been a major driver of species extinction. Habitat destruction, overexploitation of resources, pollution, and the introduction of invasive species have all contributed to the loss of biodiversity. The extinction of species disrupts ecosystem functioning and can have cascading effects on other organisms within the ecosystem.

5. Introduction of Non-Native Species: Humans have intentionally or unintentionally introduced non-native species to different parts of the world. These species, also known as invasive species, can outcompete native species, disrupt ecosystems, and negatively impact biodiversity.

6. Overexploitation of Resources: Humans have exploited natural resources at an unsustainable rate, leading to the depletion of forests, fish stocks, and other valuable resources. Overfishing, illegal logging, and excessive use of water resources are examples of activities that have had a significant impact on the biosphere.

It is important to note that while humans have had a profound impact on the biosphere, efforts are being made to mitigate these effects and promote sustainable practices. Conservation initiatives, environmental regulations, and the adoption of renewable energy sources are some of the measures being taken to protect and restore the biosphere.

In conclusion, human activities have significantly changed the biosphere through land use changes, pollution, climate change, species extinction, the introduction of non-native species, and the overexploitation of resources. These changes have had far-reaching consequences for ecosystems and biodiversity. However, there are ongoing efforts to address these issues and promote sustainable practices for the benefit of the biosphere and future generations