Questions tagged [forest]

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Great Smoky Mountains National Park

Why is it that Spring in the Great Smoky Mountains National Park is the peak season for forest fires both man made and lightning caused when it rains so much in the spring and it is so wet there in ...
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2answers
72 views

Is Amazonia forest resistant to fires?

Comparing the picture that delimites Amazonia from wikipedia page and the picture NASA published of the recent dramatic fires the zone is suffering, what I can appreciate is the burned zone is the ...
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3answers
285 views

Why is it said that Amazon creates 20% of the oxygen production of the world, when it accounts with less than 14-12.8% of the forest area?

Many times we see in articles that the Amazon rainforest creates 20% of the oxygen of the world . Even french president Macron stated this in a tweet Macron tweet According to this Amazonas size ...
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72 views

Are These Tropical Forests Burning in Brazil and Elsewhere Really Rainforests?

I know from many years of personal experience in the Malaysian rainforest (Sarawak, Sabah and Peninsular Malaya) that it is not inflammable. Dayaks and aborigines cultivate small patches of shifting ...
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1answer
98 views

Could we sequester co2 by dumping forests in deep oceans?

We know that trees are the most efficient "tool" we have to get CO2 out of the air, but the problem is that most of their fixated CO2 will naturally reenter the carbon cycle through decomposition. ...
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1answer
92 views

Origin of Serious Wildfires

At a very rough estimate, what proportion of wildfires are caused by natural events like lightning? I am absolutely sure that in Europe, where there are often wildfires, the sun is never hot enough to ...
2
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1answer
89 views

Can reforestation sequester our annual carbon emissions? [duplicate]

Forests sequester and store substantial amounts of carbon every year, while each year humans emit substantial amounts of carbon into the atmosphere. Is it possible for forests to sequester as much ...
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1answer
32 views

Does anyone know a book/article/research that talks about forest fire prevention?

In my college we have to start our thesis in the third semester, so I'm going to do a research about forest fire and its prevention. However, I'm struggling to find a article that talks about that ...
2
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1answer
49 views

Why don't forest fires in Western Australia get as much attention as forest fires in the southeast of the country (including SA)? [closed]

WA gets plenty hot and dry in the summer (especially Exmouth and points south where Top End moisture isn't as prevalent), but I don't hear so much about catastrophic forest fires hitting WA, like I do ...
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1answer
147 views

What are these clearings in Amazon rainforest?

I was surfing around on Google Maps and found dozens of clearings amid a sea of vegetation. What are they? Some look like rocks, others can't be made out due to the image resolution. Here is one ...
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2answers
422 views

How do optical satellites detect different leaf types?

In various land cover classification systems, trees are also categorised on the basis of broadleaf or needleleaf. Can someone please tell me the mechanism through which satellites detect this leaf ...
5
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1answer
104 views

With humans out of the equation, what could cause forest fire?

Absent human activity, what does cause forest fires? I mean aside from lightning strikes, which are usually accompanied by water in the form of rain, and very rare events like volcanic eruptions or ...
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1answer
66 views

Forest rings shape regularity

In the answer to "Why is ground water rising on these forest rings?" it is written: these rings are too numerous and too regular in shape to be related to either kimberlites or (even more ...
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1answer
175 views

Why is ground water rising on these forest rings?

I am seeking a physical explanation for this; There is huge amount of such a Forest rings in Earth; (Link to Google Maps to one ~400 m Ring) They range in diameter from 30 metres to 2 kilometres, ...
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0answers
49 views

Reforestation project in Samboja Lestari, Indonesia

Is there anyone who have some academic references on reforestation project in Samboja Lestari? I could not find any case study on Samboja Lestari, on how climate changed in this area (especially ...
7
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3answers
1k views

What is the name for the forested areas in mountains below the treeline?

Taiga is the Russian word for big areas of forest wilderness in high latitude regions. What about forests in the mountains? What is the name for the forested areas in mountains which are below the ...
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1answer
491 views

How much of Earth's forested land is currently protected from logging/deforestation?

Deforestation is an ongoing global problem. From this National Geographic webpage: The quickest solution to deforestation would be to simply stop cutting down trees. [However], financial realities ...
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1answer
46 views

Crickets found in Wales? [closed]

Can we find crickets in Northern Wales? If no, what other insects found in Northern Wales make a chirping sound like that of crickets? If this isn't an appropriate question for this thread, please ...
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0answers
102 views

Initial indexes for calculating the Fire Weather Index (in the Canadian Forest Fire Weather Index System)

I am applying the Canadian Fire Weather Index (FWI) on the Forest Fire Warning System of my laboratory. My problem is in calculating the Fine Fuel Moisture Code (FFMC), the Duff Moisture Code (DMC) ...
8
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1answer
80 views

Is there a way to tell whether land is cleared from forest, or naturally bare?

In Scotland, the Caledonian Forest has been cut down by humans. According to an unsourced Wikipedia article the tree line in Scotland is at 500 metre (it does not indicate the tree line elevation ...
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1answer
105 views

Wildfire acreage, two dimenional or three?

When wildfire acreage is reported, does anyone know if local terrain is taken into consideration, or is the reported acreage the area as viewed on a map? I ask because the two figures are different. A ...
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3answers
12k views

What is the difference between a carbon sink and a carbon reservoir?

I am trying to figure out the difference between a carbon sink and a carbon reservoir. The definition for a carbon sink from wikipedia is that “carbon sink is a natural or artificial reservoir that ...
8
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1answer
310 views

How do I estimate the mass of a deciduous tree's leaves?

Regarding the amount of biomass in a tree, what would be the approximate total mass of leaves on a large deciduous tree (e.g. maple, oak) while green in spring? Or, how many leaves could be on such a ...
6
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2answers
388 views

Mud bricks with shale

I have recently bought a medium sized plot of wood/scrub land. Half of this plot was once used to dump shale from coal mines, which means I have a lot of shale. I have been wondering/looking for ...
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1answer
826 views

Do forests affect local rainfall and climate significantly?

I know that forests can change the local temperature, but what about rainfall?. Do forests affect rainfall in their region? I have read that if a forest is very big, it can cause minor changes to ...
13
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1answer
535 views

Where does the water from rain in rain forests come from?

When discussing a hypothetical world without oceans and just forest it occured to me that I wasn't so sure there would be any rain in the first place, due to the lack of oceans. Searching on Google ...
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2answers
7k views

Is the temperature (even a bit) warmer in a forest?

Is the temperature (even a bit) warmer in a forest? For example, there no frost on the ground in a forest when there is some in a field just outside the forest. Is it because the temperature is a bit ...
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2answers
138 views

Regarding forest fire season and using robotic devices for proactive efforts before any fires

For many years there are terrible forest fires in the U.S. (for example); I was wondering about pro-active measures ( I'm sure there are many). One possibility is using a small army of robots that are ...
13
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5answers
256 views

How will increased $\ce{CO2}$ affect forests and other vegetative areas?

Some researchers contend that increases in atmospheric CO2 (e.g. from anthropogenic emissions) will enhance plant growth in general. What is the level of that enhancement? Does the associated ...
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1answer
127 views

Estimate litter production

How would one go about estimating litter production (fine root turnover, leaves, etc.) for a forested area? I have some estimates from literature - which were derived from models, but I'd like to ...