bbc紀(jì)錄片家園觀影札記BBCumentaryhomeviewnotes

1、bbc紀(jì)錄片【家園】觀影札記（BBC Documentary homeview notes)bbc 紀(jì)錄片【家園】觀影札記(BBC Documentary home view notes)I, 200 thousand years of human history, 4 billion years of life, peopledestroy the balance of life on earth2 The earth has the right distance between water and the sun3 Water changed the face of the earth4w

2、ater is important to life on earth5mineral is the oldest substance6. Where do we come from?7, archaea, cyanobacteria and so on are the ancestors of life8 carbon is fixed in the earths crust9, life changed the atmosphere10. Everything is interrelatedII, sharing is everything12, the earth must rely on

3、 all things to perform their duties, interdependentecological balance13, ecological balance is a sensitive and fragile harmony, easily broken14, the soil is indispensable to life, is the factory of biological diversity13. How many of the living things on earth do we know? What is therelationship bet

4、ween them?16, people benefit and heritage of the earth for 4 billion yearsMankind has only 2 million 500 thousand years of history, but changed theface of the earthThe nomadic climate of 17 and 180 thousand began to settle down18 most of the people live along the coast or along the rivers and lakes1

5、9, the original town appeared 6000 years ago, so that it can better protectitselfThe energy available for 20 and 1 billion 500 million remains only for bothhands21 cities and towns have changed the nature and destiny of mankind22, material exchange commodities are accompanied by ideological exchange

6、s23, The genius of man is that he constantly finds faults in himself24, agriculture has rewritten the history of mankind, which has ended theunstable hunting and gathering times, and changed therelationship between man and nature25, half of the population of agriculture is still engaged in agricultu

7、rallabor26, agriculture is the prerequisite for human survive27, oil has made profound changes in the earth in 50 years28, half of the 7 billion people on earth now live in cities29, 3 million people in the United States produce 2 billion tons of food foragriculture, but most of them are used as com

8、mercial livestock production30, a large number of single factory production makes the species becomesingle31, the increasingly rapid pace of development, peoples desire to expand,all become standardized, single32, oil and minerals will be exhausted by the end of this century33, the citys needs are e

9、ndless, Dubai isThe pinnacle of Western models, 800 meter tall buildings, a symbol of worldwealth34, the more away from nature, the more dependent on nature35, How much do we know about the oceans?36, the industrialized fishing industry dried up the ocean37 and 500 million live in the desert Water i

10、s the ground waterfrom the rain that fell 25000 years ago development inthe desert makes water resources short of resourcesaffect 2 billion people in 39, 2025 for 6% of the landsurface, regulating rain water during the rainy season,releasing water during the dry season, rich species,filtering and el

11、iminating harmful pollutants41. All living things are related to each otherthat has been collected38, the agriculturalWater shortages will40, wetlands account42, trees protect the land from soil erosion, a cornerstone of climate balance,providing habitat for 3/4 species43, Mangroves provide habitat

12、for fish molluscs and protect the coast fromhurricanes, tides, and sea water44, 13 million hectares of tropical forests disappear each year45, the Amazon rainforest has disappeared by 20%46 Wildfires increase greenhouse gases and cause many species to lose theirhabitat47, a single large-scale indust

13、rial production has led to a variety of forestdegradation48, forest degradation leads to serious soil erosionDestroy the foundations of agricultural productionThe population of the world has doubled since 49 and 1950Man has changed the earth more than 2 million 500 thousand years ago50, the famine w

14、ill affect 1 billion people51 Rapid industrial development has led to the release of large amounts ofcarbon to the atmosphere52, 40 years to reduce the thickness of the Arctic ice cap 40%It could all disappear in 2030In 53 and 2050, 1/4 species on earth were faced with the rapid developmentof extinc

15、t resources, resulting in imbalance between North and south poles54, the Greenland ice of the earthJs freshwater reserves 20% ifHouhai melt level will rise 7 metersIts beginning to melt53. 80% of the glaciers in Kilimanjaro, Africa have disappeared, and glacierson Himalaya Range are melting, which w

16、ill cause flooding in the lower reachesof Bangladesh56, methane released from permafrost in Siberia will lead to a more severegreenhouse effect57, mankind has only 10 years to reverse the trend of climate warming58, we change the world according to our own ideas, but there is very littletime to chan

17、ge59 and 20% of the world s population consumes 80% of its resources60, the annual global military spending exceeds 12 times the aid to developingcountries61, 5000 people die each day from drinking water pollution, 1 billion peopledo not drink safe drinking water62, 1 billion people facing famine63,

18、 50% of the worlds grain trade is used to raise or produce biofuels64, 40% arable farmland suffered permanent damage65, 1/4 mammals, 1/8, birds, 1/3, amphibians are facing extinction66, the species died faster than the natural reproduction rate of 1000 times67, 3/4 fishing grounds have been abandoned or discontinued68, the average temperature in the past 15 years is the highest since recordsbeganIn 69 and 2050, 200 million people would be reduced to climate refugees70 everyone can contribute regardless of the rich and the poor71, 13% of the area as a na