Nitrogen In Groundwater from Ground-Water Microbiology and Geochemistry By: Francis H. Chapelle Images are from Google searches and for visual effect only.

Slides:

Advertisements

Similar presentations

Nitrogen Cycle Ch.2.2.

Advertisements

What is the Nitrogen cycle The nitrogen cycle is the biogeochemical cycle that describes the transformations of nitrogen and nitrogen- containing compounds.

What is Nitrogen?  Nitrogen makes up about 78% of our atmosphere.  Nitrogen in the atmosphere it is mostly in the form of ______, which is a compound.

The Nitrogen Cycle. 1. What is nitrogen? 1. Nitrogen is a non-metal, gaseous element.

NITROGEN CYCLE. Where is nitrogen found in the environment.

The Nitrogen Cycle.

Nitrogen Cycle Sources Lightning Inorganic fertilizers Nitrogen Fixation Animal Residues Crop residues Organic fertilizers.

Nitrogen Cycle Topic 1016 D Matt Jakubik. Facts Earth’s Atmosphere is almost 80 % nitrogen (N2) Earth’s Atmosphere is almost 80 % nitrogen (N2) Most nitrogen.

NITROGEN CYCLE. Wikipedia.org Nitrogen Fixation N 2 NH 4 +

NITROGEN FIXATION 3 methods. 1.LIGHTENING a. high temps cause nitrogen & oxygen to for nitrogen monoxide b. this is oxidized by oxygen to form nitrogen.

2-3 Nitrogen Cycle.

The Nitrogen Cycle.

What % of the atmosphere is nitrogen? A) do I have to answer? B) 0 % C) % D) 75 % E) 79 %

Water & Water Pollution. Ground water pollution – source of organic pollutants.

Nitrogen Information N By: Becky McGuire. Key Facts a. N is in every plant cell b. N is 78% of atmosphere c. Production of N comes from ammonia (NH3)

The Nitrogen Cycle Living things need nitrogen. It is an important element in proteins, DNA, and other chemical compounds. Nitrogen is found.

The nitrogen cycle is the biogeochemical cycle that describes the transformations of nitrogen and nitrogen- containing compounds in nature biogeochemical.

(commercial fertilizers)

Agriculture & climate change. Greenhouse gases.

Section 2, p The cycling of materials  What element is the essential component of proteins, fats, and carbohydrates? Carbon.

Nitrogen Cycle. Nitrogen Most abundant element in the atmosphere 78% of the air we breathe is N ₂.

The Nitrogen Cycle C. Doka A. Greenberg K. Guymon Z. Reidy.

Nitrogen Cycle.

Ricky & Gena.  In animal protein (organic)  In amino acids (organic)  In the soil  In the atmosphere.

Matter is classified as either organic or inorganic. Organic matter always contains carbon and hydrogen, although other elements may also be present. Inorganic.

Nature’s Recycling Programs There is a finite amount of matter on Earth. Matter is classified as organic or inorganic based on what elements it is composed.

Nitrogen Cycle TEKS 12 a.

Nutrient Cycles.

The Water Cycle  Rain, snow, and sleet are examples of this step of the water cycle. a. Condensation b. Precipitation c. Evaporation d. Seepage.

The Nitrogen Cycle Sources of Nitrogen

THE NITROGEN CYCLE.

Nitrogen and carbon cycle Ruben A. Hernandez Nitrogen  Nitrogen is important for all living organisms and is used for amino acids, DNA, and RNA.  About.

Why are microbes important? Ecological Importance of Microbes (Applied and Environmental Microbiology Chapter 25)

Nitrogen Cycle Chapter 3 Section 3.4 continued. Nitrogen Cycle 1. Living things require nitrogen to make amino acids, which are used to build proteins.

The Nitrogen Cycle

The Nitrogen Cycle. Why is nitrogen important? Its an essential part of many biological molecules. Proteins Nucleic acids (DNA) Chlorophyll Adenosine.

1. What is Nitrogen?  N makes up about 78% of our atmosphere.  N in the atmosphere it is mostly in the form of ______, which is a compound that plants.

Nitrogen Cycle Describe the role of decomposers in the decomposition of organic material. Describe how microorganisms recycle nitrogen within ecosystems.

Nitrogen Cycle APES Ch. 4 Miller 17 th ed.. Fixation Atmospheric Nitrogen (N 2 ) must go through a process— nitrogen fixation This is the first step of.

Unit Animal Science. Problem Area Aquaculture Lesson Microbial Cycling of Nitrogen.

Nitrogen Cycle.

Cycles of the Earth & Biogeochemical Cycles Nitrogen Cycle

What is nitrogen?. What is nitrogen? Nitrogen is in the Nonmetals Group Periodic Table.

The Nitrogen Cycle.

The Nitrogen Cycle Chapter 16.3.

Chapter 3 Section 3.4 continued

The Nitrogen Cycle.

Biogeochemical Cycles

Why is NITROGEN Important?? Proteins and Amino Acids

Nutrient Cycles Nitrogen & Phosphorus

Cycles Of Matter WATER CARBON NITROGEN End Show.

Biogeochemical cycles

2.2 – Phosphorus Cycle.

Abiotic- NutrientCycles

The Nitrogen Cycle.

Nitrogen cycle.

The Nitrogen Cycle.

Nitrogen Cycle.

Why is NITROGEN Important?? Proteins and Amino Acids

The Nitrogen Cycle Why do organism need nitrogen?

The Nitrogen Cycle.

ABIOTIC CYCLES WE WILL: YOU WILL:.

nitrogen cycle nitrogen cycle

Nitrogen Cycle Notes 11/8/18 Entry 23

The Nitrogen Cycle.

Why is NITROGEN Important?? Proteins and Amino Acids

Nitrogen Cycle review.

What is Nitrogen? Nitrogen makes up about 78% of our atmosphere.

The Nitrogen Cycle.

Presentation transcript:

Nitrogen In Groundwater from Ground-Water Microbiology and Geochemistry By: Francis H. Chapelle Images are from Google searches and for visual effect only

The Nitrogen Cycle  Atmospheric Nitrogen (N 2 )  Microbially mediated nitrogen fixation, reduction, and oxidation  N 2 +6H+16ATP -->2NH 3 +16ADP+16P  N 2 -->NH 3 -->NO >NO >NH 2  Denitrification: NO 3 -->NO 2 -->N 2 O-->N 2  Atmospheric Nitrogen (N 2 )  Microbially mediated nitrogen fixation, reduction, and oxidation  N 2 +6H+16ATP -->2NH 3 +16ADP+16P  N 2 -->NH 3 -->NO >NO >NH 2  Denitrification: NO 3 -->NO 2 -->N 2 O-->N 2

Nitrogen Cycling in Ground- Water Systems  Energy availability limits nitrogen fixation  Nitrification occurs under aerobic conditions  Denitrification occurs under anaerobic conditions  Nitrate in Groundwater:  Blue baby syndrome  Gastric cancer rates  Nitrate Sources to Ground-water:  Animal excrement and manure  Sewage effluents  Nitrogen fertilizers  Municipal wastes  Naturally occurring nitrate sources  Energy availability limits nitrogen fixation  Nitrification occurs under aerobic conditions  Denitrification occurs under anaerobic conditions  Nitrate in Groundwater:  Blue baby syndrome  Gastric cancer rates  Nitrate Sources to Ground-water:  Animal excrement and manure  Sewage effluents  Nitrogen fertilizers  Municipal wastes  Naturally occurring nitrate sources

Animal Excrement and Manure

Sewage Effluents

Nitrogen Fertilizers

Municipal Wastes

Naturally occurring nitrate sources  15 N and 14 N isotopes   15 N ratios  15 N and 14 N isotopes   15 N ratios

 Why is it important to understand the nitrogen cycle when analyzing groundwater composition? What are some of the limiting factors of the nitrogen cycle within groundwater systems?