IGCP Projects 61 and 200. Sea-level changes in the Holecene. Sea-Level indicators: Elevation and age relationships: raised marine deposits and landforms in glaciated areas. Sea-level markers in coastal barrier sands: examples form the North Sea coast. Marine molluscs as indicators of former sea-level stands. Beachrock as sea-level indicator. Ooids as sea-level indicator. Corals and reefs as indicators of paleo-sea levels, with special reference to the Great Barrier Reef. Coralline algae as indicators of sea-level. Vermetid gastropods as sea-level indicators. The diagenetic products of marine carbonates as sea-level indicators. Marine notches. Submerged forests as sea-level indicators. Analysis of botanical macro-remains. Foraminafera as sea-level indicators. Diatoms as indicators of sea-level change. Shell middens as a source for additional information on Holocene shoreline and sea-level reconstruction: examples from the coast of Brazil. Age: Radiocarbon dating. Dendrochronological dating. Altitude: Determination of altitude. Compaction and consolidation.