FloridaFlorida BiosolidsBiosolids:: A Renewable ResourceA Renewable Resource For A Sustainable FloridaFor A Sustainable Florida

Amir A. Varshovi, Ph.D.Amir A. Varshovi, Ph.D.

GreenTechnologies, LLCGreenTechnologies, LLCGainesville, FLGainesville, FL

A Presentation to: Sierra ClubA Presentation to: Sierra Club

Gainesville, FLGainesville, FLApril 3, 2008April 3, 2008

AcknowledgementAcknowledgement::

Partnerships:Partnerships:

Jacksonville Electric Authority Jacksonville Electric Authority ((JEAJEA))

City of JacksonvilleCity of Jacksonville

AcknowledgementAcknowledgement::

Business Partners:Business Partners:

Florida Golf Course SuperintendentsFlorida Golf Course Superintendents Florida Fertilizer IndustryFlorida Fertilizer Industry City of JacksonvilleCity of Jacksonville ACEACE HardwareHardware Independent Garden CentersIndependent Garden Centers

GreenTechnologies, LLCGreenTechnologies, LLCThe Company:The Company:

* A Florida corporation,* A Florida corporation,

* Process and product development* Process and product development

for utilization of renewable for utilization of renewable resources,resources,

* Market development * Market development

Renewable Resource UtilizationRenewable Resource Utilization

In 1999, GreenTechnologies In 1999, GreenTechnologies developed a value added process to developed a value added process to advance nutrient recycling.advance nutrient recycling.

GreenEdgeGreenEdge®®

Patent No. US 6,852,142 B2Patent No. US 6,852,142 B2

And other patents pendingAnd other patents pending

What is Biosolids?What is Biosolids?

Biosolids are nutrient rich organic Biosolids are nutrient rich organic by-product of reclaimed water by-product of reclaimed water treatment process. treatment process.

Classes of Biosolids?Classes of Biosolids?

Class B, A,Class B, A,

and EQ (FL AA)and EQ (FL AA)

Florida Production:300,000 Dry Tons of Biosolids Annually

Land Application: 66%Marketing: 17%Landfill: 17%

Total Production:7 Million Dry Tons of

Biosolids Annually In U.S.

Recycled: 54%

Landfill: 18%

Incinerated:19%

Other: 9%

JEA

80,000-100,000 Dry Tons Imported 80,000-100,000 Dry Tons Imported AnnuallyAnnually

GreenEdgeGreenEdge®®:: Benefits: Benefits:

Saves Water & EnergySaves Water & Energy Adds organic matter to our Adds organic matter to our

sandy soils sandy soils Increases water and nutrient Increases water and nutrient

retention in the soilretention in the soil Saves landfill space and Saves landfill space and

disposal cost disposal cost

Florida Farms and Acreage:Florida Farms and Acreage:

1954: 58000 (19 M Ac) 2004: 43000 (10 M Ac)1954: 58000 (19 M Ac) 2004: 43000 (10 M Ac)

0

10

20

30

40

50

60

1954 1964 1974 1984 1994 2004

Farms x1000 Acres x M

Florida Farmland UtilizationFlorida Farmland Utilization (2002)(2002)

Com. Forest: 12 Farm: 10.4 Urban/ Industrial: 10Com. Forest: 12 Farm: 10.4 Urban/ Industrial: 10

0

2

4

6

8

10

12

C Forest Farm Urban/Ind Range Woodland PubForest

Citrus Pasture Crops

T= 35 M Ac

Fl Fertilizer Tonnage ReportFl Fertilizer Tonnage Report2005/20062005/2006

0

0.5

1

1.5

2

Total Farm Non Farm

Fertilizer Tonnage MT

T x M

0

20

40

60

80

100

120

140

160

180

Alachua Collier Dade Hillsbrough Palm Beach

Farm Non Farm

Fertilizer Use By County (2005)

T x 1000

0

5

10

15

20

25

30

35

40

45

Duval Broward Lee Orange Pinellas Sarasota

Farm Non Farm

Fertilizer Use By County (2005)

T x 1000

Where do your biosolids go ?