Laura Lynn Keefer

Fluvial Geomorphologist

19972018
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Research Output 1997 2018

  • 9 Article
  • 6 Conference contribution
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Article
2018

Critical transition in critical zone of intensively managed landscapes

Kumar, P., Le, P. V. V., Papanicolaou, A. N. T., Rhoads, B. L., Anders, A. M., Stumpf, A. J., Wilson, C. G., Bettis, E. A., Blair, N., Ward, A. S., Filley, T., Lin, H., Keefer, L. L., Keefer, D. A., Lin, Y-F., Muste, M., Royer, T. V., Foufoula-Georgiou, E. & Belmont, P., Jun 1 2018, In : Anthropocene. 22, p. 10-19 10 p.

Research output: Contribution to journalArticle

agricultural practice
arable land
machinery
eutrophication
soil water

The C-biogeochemistry of a Midwestern USA agricultural impoundment in context: Lake Decatur in the intensively managed landscape critical zone observatory

Blair, N. E., Leithold, E. L., Thanos Papanicolaou, A. N., Wilson, C. G., Keefer, L. L., Kirton, E., Vinson, D., Schnoebelen, D., Rhoads, B. L., Yu, M. & Lewis, Q., Apr 1 2018, In : Biogeochemistry. 138, 2, p. 171-195 25 p.

Research output: Contribution to journalArticle

Biogeochemistry
Observatories
biogeochemistry
impoundment
Methane

The intensively managed landscape critical zone observatory: A scientific testbed for understanding critical zone processes in agroecosystems

Wilson, C. G., Abban, B., Keefer, L. L., Wacha, K., Dermisis, D., Giannopoulos, C., Zhou, S., Goodwell, A. E., Woo, D. K., Yan, Q., Ghadiri, M., Stumpf, A. J., Pitcel, M., Lin, Y-F., Marini, L., Storsved, B., Goff, K., Vogelgsang, J., Dere, A., Schilling, K. E. & 13 others, Muste, M., Blair, N. E., Rhoads, B. L., Bettis, A., Pai, H., Kratt, C., Sladek, C., Wing, M., Selker, J., Tyler, S., Lin, H., Kumar, P. & Papanicolaou, A. N., Jan 1 2018, In : Vadose Zone Journal. 17, 1, 180088.

Research output: Contribution to journalArticle

Open Access
agricultural ecosystem
agroecosystems
observatory
sediments
sediment
2017

Microbial diversity in an intensively managed landscape is structured by landscape connectivity

Griffin, J. S., Lu, N., Sangwan, N., Li, A., Dsouza, M., Stumpf, A. J., Sevilla, T., Culotti, A., Keefer, L. L., Kelly, J. J., Gilbert, J. A., Wells, G. F. & Packman, A. I., Oct 1 2017, In : FEMS microbiology ecology. 93, 10, fix120.

Research output: Contribution to journalArticle

connectivity
microbial community
Soil
Water
watershed
2016
management practice
best management practice
watershed
water quality
nonpoint source pollution
2012

The microelectronic wireless nitrate sensor network for environmental water monitoring

Gartia, M. R., Braunschweig, B., Chang, T. W., Moinzadeh, P., Minsker, B. S., Agha, G. A., Wieckowski, A., Keefer, L. L. & Liu, G. L., Dec 1 2012, In : Journal of Environmental Monitoring. 14, 12, p. 3068-3075 8 p.

Research output: Contribution to journalArticle

Environmental Monitoring
Microelectronics
Nitrates
Sensor networks
nitrate
2006

Evaluating the effectiveness of the Illinois River Conservation Reserve Enhancement Program in reducing sediment delivery

Demissie, M., Keefer, L. L., Slowikowski, J. A. & Stevenson, K., Sep 13 2006, In : IAHS-AISH Publication. 306, p. 295-303 9 p.

Research output: Contribution to journalArticle

river
sediment
sedimentation
baseline conditions
programme
2002

AGNPS-based assessment of the impact of BMPs on nitrate-nitrogen discharging into an Illinois water supply lake

Borah, D. K., Demissie, M. & Keefer, L. L., Jan 1 2002, In : Water International. 27, 2, p. 255-265 11 p.

Research output: Contribution to journalArticle

nonpoint source pollution
water supply
nitrate
nitrogen
lake
1998

Watershed approach for the protection of drinking water supplies in central illinois

Demissie, M. & Keefer, L. L., Jan 1 1998, In : Water International. 23, 4, p. 272-277 6 p.

Research output: Contribution to journalArticle

watershed
water quality
drinking water
nitrate
agricultural practice