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China's forest coverage rate has reached 18.21 percent.
The results of the sixth national inventory of forest resources showed that:
China's forest coverage rate has reached 18.21 percent.
The overall ecological situation is still not optimistic.
Beijing, 18 Jan -- Lei Jiafu, deputy director of the State Forestry Administration, said at a news briefing held by the State Forestry Office today that the results of the sixth national inventory of forest resources, which lasted five years, show that China's forest resources are now showing a good trend of continuous increase in total amount, continuous improvement in quality, and gradual rationalization of structure, and the forestry development strategy with ecological construction as the mainstay has achieved initial results.
It is reported that at present, China's forest area has reached 100 million hectares, and the forest coverage rate is 100 million cubic meters. Among them, the conservation area of planted forests is 100 million hectares, ranking first in the world.
While the forest area has continued to grow and the forest stock has steadily increased, the quality of the forest has also improved: the average growth rate of trees has accelerated, the structure of age groups and tree species has undergone gratifying changes, and the proportion of shelterbelts and special purpose forests has increased by 21 percentage points, Lei Gafu said.
The results of the inventory also show that China's forestry ownership forms and investment structure tend to be diversified. In China's existing forest area, non-public ownership; Among the unforested afforestation land, it is not publicly owned. Forestry development has great stamina, and the uncultivated afforestation land has increased year by year, and according to statistics, the afforestation area has increased by more than 8 million hectares every year since 2001.
Beijing, 18 Jan -- Lei Jiafu, deputy director of the State Forestry Administration, said at a press conference held today on the results of the sixth national inventory of forest resources held by the State Information Office: Judging from the results of this inventory, some problems in the protection and development of China's forest resources are still very conspicuous, and the overall ecological situation is still not optimistic.
The total amount of forest resources is insufficient. China's forest coverage rate is only equivalent to the world average, ranking 130th in the world. The per capita forest area of the country is less than 1 4 of the world average, ranking 134th in the world.
The loss of forest land remains severe. During the inventory interval, 10,000 hectares of forest land were repurposed or requisitioned and converted into non-forestry land, and although the area of forest land lost decreased by 10,000 hectares compared with the fifth inventory, the situation is still grim.
Over-harvesting of trees is quite serious. In some areas, the problem of over-quota logging is still very serious, and the average annual over-quota logging in the country reaches 10,000 cubic meters.
The level of forest management is generally not high. The amount of forest tending is not timely, the amount of withering has increased significantly, and the situation of low forest quality has not been fundamentally improved.
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On February 25, 2014, the State Forestry Administration announced the results of the eighth national inventory of forest resources. The inventory shows that the national forest area is 100 million hectares, the forest coverage rate is 21 63, and the forest stock is 100 million cubic meters. The area of planted forests is 100 million hectares, with an accumulation of 100 million cubic meters.
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The inventory shows that China's forest coverage rate is:
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China's forest coverage rate reached by the end of 2020, and the forest area reached 100 million hectares.
The change in China's forest coverage rate can be said to be very strong in the past 70 years, and it can be said that it is completely built by the Chinese people with their own hands, so it is not easy for us to see such a high forest coverage rate.
According to the report, at the beginning of the founding of the People's Republic of China, there was only a forest coverage rate of more than 80 million hectares. After more than 70 years of unremitting afforestation, China's forest cover has more than doubled.
All, from the forest cover to the forest cover, is an extremely strong breakthrough.
On average, China adds about 1,000 square kilometers of new forest area every year, which is not achieved in most countries in the world.
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China's forest area has reached 100 million hectares, and the forest coverage rate is the largest in the world.
Forest cover refers to the ratio of forest area to total land area, which is an important indicator to reflect the actual level of forest resources and forest land occupation in a country (or region), and is generally expressed as a percentage. According to the report on China's forest resources (2014-2018), the results of the ninth national forest resources inventory, China's forest coverage rate is as follows:
The forest coverage rate of all countries in the world: 64% in Japan, 61% in South Korea, about 60% in Norway, 54% in Sweden, 50-60% in Brazil, 44% in Canada, 30% in Germany, 33% in the United States, 29% in France, 23% in India, China, 0% in Egypt.
Global forests are concentrated in South America, Russia, Central Africa and Southeast Asia. These four regions account for 60 per cent of the world's forests, with Russia, Brazil, Indonesia and the Democratic Republic of the Congo being the most important, with 40 per cent of the world's forests in the four countries.
Forest cover is 32 per cent worldwide, 34 per cent in North America, about 30 per cent in South America and Europe, 15 per cent in Asia, 10 per cent in the Pacific and only 6 per cent in Africa.
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By the end of 2020, the national forest coverage rate had reached, the grassland comprehensive vegetation coverage had reached, and the wetland protection rate had reached more than 50%.
Forest area refers to the area of arbor woodland and bamboo forest land above canopy density, and also includes the area covered by farmland forest network and trees next to villages, roads, water, and houses. Huang Guosheng said that the forest area is only included if it is covered by 1 mu in a row, which means that this is the "minimum starting area".
Tens of thousands of plots were evenly distributed in a checkerboard grid, and data such as forest coverage were collected through the survey of these plots.
Survey 5-7 provinces every year, the data of 5 batches of inventory provinces are not the same year, which means that these data do not reflect the same time, so how to accurately know the status of national forest resources? "Yes, it reflects the status quo and changes of forest resources during the 5-10 years, and the national forest coverage rate and other data are the integration of the provinces inventoried each year in the 5 years. ”
In order to balance the different years, the scheme was designed to take into account the differences in the geographical location of the provinces in the inventory, as well as the distribution characteristics and different types of forests. In order to improve the timeliness of the use of inventory data, the provinces of the ninth inventory will publish the main inventory results in the year of the inventory.
What is the level of China's forest resources inventory technology in the world? Zhang Yuxing believes that it is at the world's leading level, especially in remote sensing technology, geographic information system technology, network technology and cloud technology, and has made great breakthroughs, with refined data management and strong comprehensive investigation capabilities.
At the same time, the number of remote sensing and ground survey sample plots is large, widely distributed, and the number of consecutive plots is rare in the world. At present, the United States, Canada, Australia, Germany and other EU countries have adopted similar methods to carry out inventory.
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China's forest cover rate refers to the ratio of forest area to total land area within China's land area. According to the results of the 2021 National Forestry Resources Survey, the forest coverage rate of Heyan in China has increased significantly compared with 2010. Among them, the forest area reached 100 million hectares, an increase of nearly 7.5 million hectares from 2010.
This shows that China has made important progress in ecological protection and environmental governance.
China attaches great importance to the protection and restoration of forest resources, and has adopted a series of policies and measures, such as the Oak Shed Forest Resources Protection and Restoration Plan, natural forest protection projects, afforestation and greening projects, etc., to actively promote the protection and governance of forest resources. At the same time, all sectors of society are also actively participating in promoting the construction of ecological civilization and sustainable development.
However, China's forest coverage rate is still low, and the quality of forests is not satisfactory, and there are still many challenges and problems. In the future, we need to make greater efforts to protect and manage forest resources, strengthen the construction and protection of forest ecosystems, promote the construction of ecological civilization and sustainable development, and make forests an important support for human survival and development.
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