Sustainable agriculture and conservation are the terms that best describes the use of environmentally friendly farming methods to conserve soil and water. The correct options among all the options that are given in the question are option "b" and option "c". These kind of farming are not only healthy for the environment, but also helps to prevent erosion of soil.
Sustainable agriculture represents a compromise between the needs of the present generation and the protection of future ones. It refers to those agricultural practices that strive to maintain a healthy environment without dismissing economic profitability. Farmers who want to cultivate the land in a sustainable way use particular methods to conserve soil and water, always striving for the preservation of these ecosystems. Practices include minimizing water use, strengthening local economies and lowering pollution levels.
The concept of a rite of passage was developed by the French ethnographer Arnold van Gennep. A rite of passage describes a ceremony or ritual that people undergo in order to leave a particular social group and enter another one. The most commonly known rite of passage is that of transitioning from childhood into adulthood. This is most likely what Smita is experiencing in this event.
Answer: increasing the amount of protected land from 42 million acres to 172 million acres. The President also created five national parks, eighteen national monuments, and 51 wildlife refuges.