bbc纪录片【家园】观影札记（BBC Documentary [home]
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bbc纪录片【家园】观影札记(BBC Documentary [home] view notes)
1, 200 thousand years of human history, 4 billion years of life, people destroy the balance of life on earth
2. The earth has the right distance between water and the sun
3. Water changed the face of the earth
4 water is important to life on earth
5 mineral is the oldest substance
6. Where do we come from?
7, archaea, cyanobacteria and so on are the ancestors of life
8 carbon is fixed in the earth's crust
9, life changed the atmosphere
10. Everything is interrelated
11, sharing is everything
12, the earth must rely on all things to perform their duties, interdependent ecological balance
13, ecological balance is a sensitive and fragile harmony, easily broken
14, the soil is indispensable to life, is the factory of
biological diversity
15. How many of the living things on earth do we know? What is the relationship between them?
16, people benefit and heritage of the earth for 4 billion years Mankind has only 2 million 500 thousand years of history, but changed the face of the earth
The nomadic climate of 17 and 180 thousand began to settle down
18 most of the people live along the coast or along the rivers and lakes
19, the original town appeared 6000 years ago, so that it can better protect itself
The energy available for 20 and 1 billion 500 million remains only for both hands
21 cities and towns have changed the nature and destiny of mankind
22, material exchange commodities are accompanied by ideological exchanges
23. The genius of man is that he constantly finds faults in himself
24, agriculture has rewritten the history of mankind, which has ended the unstable hunting and gathering times, and changed the relationship between man and nature
25, half of the population of agriculture is still engaged in agricultural labor
26, agriculture is the prerequisite for human survive
27, oil has made profound changes in the earth in 50 years
28, half of the 7 billion people on earth now live in cities
29, 3 million people in the United States produce 2 billion tons of food for agriculture, but most of them are used as commercial livestock production
30, a large number of single factory production makes the species become single
31, the increasingly rapid pace of development, people's desire to expand, all become standardized, single
32, oil and minerals will be exhausted by the end of this century 33, the city's needs are endless, Dubai is
The pinnacle of Western models, 800 meter tall buildings, a symbol of world wealth
34, the more away from nature, the more dependent on nature
35. How much do we know about the oceans?
36, the industrialized fishing industry dried up the ocean
37 and 500 million live in the desert. Water is the ground water
that has been collected from the rain that fell 25000 years ago 38, the agricultural development in the desert makes water resources short of resources
Water shortages will affect 2 billion people in 39, 2025
40, wetlands account for 6% of the land surface, regulating rain water during the rainy season, releasing water during the dry season, rich species, filtering and eliminating harmful pollutants
41. All living things are related to each other
