1, natural ecological environment
Natural ecological environment refers to the sum of all kinds of natural substances and energy that exist around human society and have direct or indirect influence on human survival and development. Typical natural ecosystems include forest, grassland, desert and marine ecosystems, as well as wetland ecosystems between land and water.
China's geographical and geological environment is complex and diverse, with a high proportion of land unsuitable for human habitation and relatively harsh natural and ecological conditions. 52% of the country's land area is arid and semi-arid areas, 90% of the available natural grasslands are degraded to varying degrees, and about half of the grasslands are obviously degraded above moderate level, such as desertification and salinization.
2. Science and technology education
Science and technology education, with science and technology as the main content of education. It is the main component of modern education. The rapid development of modern science and technology requires students to contact science and technology as soon as possible and understand its application in society. Therefore, science and technology education has been added to the teaching content of primary and secondary schools to cultivate students' interest and talents in science and technology.
The significance of science education for preschool children;
1, promoting children's cognitive development
In science education activities, children use a variety of senses to perceive things, constantly operate and think, and gain rich scientific knowledge and experience. Scientific educational activities make children's horizons constantly expand; Make children's cognitive structure tend to be rich and perfect; Make their understanding sublimate from sensibility to rationality.
2. Promote children's emotional development.
Children's science education not only enriches children's scientific knowledge experience, but also enriches their emotional experience. Science education shows children a colorful material world, and the changes of sound, color and things can stimulate their curiosity and thirst for knowledge.
In this process, children will gain rich emotional experience: curiosity about scientific mysteries, feeling and appreciation of the beauty of nature, satisfaction with operational exploration and success in knowledge.
3. Promote the development of children's sociality.
The development of children's sociality directly affects the development of their psychological process and the formation of children's personality. Many scientific activities need cooperation to be completed, which provides conditions and opportunities for children to interact with teachers and peers, coordinate interpersonal relationships and communicate with each other.